Anod qutblanishi deganda nimani tushunasiz?
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Hemesga коррозия тест узбек 200 та(1)
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Anod qutblanishi deganda nimani tushunasiz? ========================== #Anodda musbat ionlarni yig‘ilishi ========================== Anodda elektronlarni yig‘ilishi ========================== Anodda musbat ionlarni va elektronlarni yig‘ilishi ========================== Anodda anion va kationlarni yig‘ilishi +++++++++++++++++++++++++++++++++++++ Asosiy gaz quvuri qaysi qismlardan iborat? ========================== # Aloqa vositalari, quvur o‘tkazgichning o‘zi ========================== Bir yoqli bir necha nasos bekatlari ========================== Quvur o‘tkazgichning o‘zi ========================== Nasos bekatining quvur o‘tkazgichlari ++++++++++++++++++++++++++++++++ Asosiy neft o‘tkazgichlarining asosiy qurilmalari qanday bo‘ladi? ========================== #O‘tkazuvchi bekat, quvur o‘tkazgich, chiziqli qurilma ========================== Quvur o‘tkazgich, saqlagichlar parki ========================== Avtomobillarga yoqilgi quyish shaxobchasi, ballon to`ldirish qurilmasi ========================== Temir yo‘l estakadasi, yemirilishda himoya qurilmasi ++++++++++++++++++++++++++++++++++++++++ Asosiy quvur o‘tkazgich qaysi ko‘rsatgichlari bilan xarakterlanadi? ========================== # Uzunlik, diametr, o‘tkazuvchanlik qobiliyati va o‘tkazish bekatlari soni bilan ========================== Uzunligi va quyish obyekti soni bilan ========================== Faqat o‘tkazuvchanlik qobiliyati bilan ========================== Uzunligi va diametri bilan +++++++++++++++++++++++++++++ Bosh nasos stantsiyasining vazifasi nimadan iborat? ========================== # Jo‘natishga tayyorlangan neftlarni quvurga haydash =================================== Rezervuarlarda yiqilgan neftlarni kerakli bosimda quvurga haydash ========================== Neftni fraktsiyalash ========================== Neft mahsulotlarini ajratib olish ++++++++++++++++++++++++++++++++ Daydi toklar ta’sirida bo‘lgan quvurning qaysi qismi katod vazifasini bajaradi? ========================== # Daydi toklarni quvuriga kirgan qismi ========================== Elektrlashtirilgan temir yo‘lga yaqin joylashgan qismi ========================== Daydi toklarni obsad quvuridan chiqqan qismi ========================== Daydi toklarni ta’sirida bo‘lgan obsad quvurlarning hammasi ++++++++++++++++++++++++++++++++++++++++++++++ Daydi toklar ta’sirida quvurning qaysi qismi anod vazifasini bajaradi? ========================== # Daydi toklarni quvuridan chiqqan qismi ========================== Elektr manbasiga yaqin joylashgan qismi ========================== Daydi toklarni obsad quvurlariga kirgan qismi ========================== Daydi toklarni ta’sirida bo‘lgan obsad quvurlarning hammasi ++++++++++++++++++++++++++++++++++++++++++ Daydi toklar ta’sirida yer osti quvurini qaysi bo‘limi anod vazifasini bajaradi? ========================== # Daydi toklarning yerga o‘tgan bo‘limi ========================== Daydi toklarning yerdan quvurga o‘tgan bo‘limi ========================== Elektr manbasiga yaqin joylashgan bo‘limi ========================== Daydi toklar ta’sirida bo‘lgan hamma bo‘limi ++++++++++++++++++++++++++++++++++++ Daydi toklar ta’sirida yer osti quvurini qaysi bo‘limi katod vazifasini bajaradi? ========================== # Daydi toklarning quvurga o‘tgan bo‘limi. ========================== Yer ta’sirida bo‘lgan hamma bo‘limi. ========================== Quvurni podstansiyaga yaqin joylashgan bo‘limi. ========================== Daydi toklarning quvurdan yerga chiqadigan bo‘limi. ++++++++++++++++++++++++++++++++++++++++ Daydi toklar ta’siridagi elektrokorroziya jarayoni quvurning qaysi joyida sodir bo‘ladi? ========================== # Daydi toklarning quvurdan yerga o‘tish joyida. ========================== Daydi toklarning quvurga kirish joyida. ========================== Daydi toklarni harakat qilayotgan quvurning hamma joyida. ========================== Daydi toklarni yo‘nalishi o‘zgargan joyida. ++++++++++++++++++++++++++++++++++++++++++++++++ Dengiz osti quvurlari himoyasida katod stansiyasi qaerga o‘rnatiladi? ========================== # Ikki qirg‘oqqa ========================== Yer ostiga ========================== Suv ostiga ========================== Yer ustiga +++++++++++++++++++++++++++ Elektrokorroziya yemirilishi quvurining qaysi qismida sodir bo‘ladi? ============================================== # Daydi toklarning quvuridan yerga o‘tish qismida ================================================ Daydi toklarning obsad quvuriga kirgan qismida ===================================== Daydi toklarning obsad quvuridan chiqqan qismida ============================= Daydi toklarning yo‘nalishi o‘zgargan qismida ++++++++++++++++++++++++++++++++++++++ Epoksidli lak bo‘yoq tarkibiga qo‘shiladigan qotiruvchining vazifasi nima? ========================================= # Bo‘yoqning molekulalarini o‘zaro bog‘lash (tikish) ===================================== Bo‘yoqning yopishqoqligini oshirish ============================= Bo‘yoqni tez quyuqlashtirish ======================== Bo‘yoqning tannarxini kamaytirish +++++++++++++++++++++++++++++ Yer osti saqlagichlari qurilishida qaysi usullar qo‘llaniladi? =============================================== # Sirkulyatsiya va haydash ========================== haydash usuli ===================== Oqimli va tsirkulyatsiya ======================= haydash va oqimli +++++++++++++++++++++++ Gaz gidratini paydo bo‘lish sharoiti qanday? ========================================== #Gaz tarkibida nam bo‘lib, katta bosim va kichik xarorat sharoitida ================================= Gaz tarkibida suv bo‘lsa ============================= Gaz quvuri tizimida qisilish joyida ============================== qish faslida +++++++++++++++++++ Gaz kondensati quduq jihozlarining ta’siridagi korroziya tezligi nimalarga bog‘liq? ===================================== # larni suvdagi konsentratsiyasiga. =================================== larni agregat holatiga =================================== larni kondensat hajmidagi harakat tezligiga. ==================================== larni bosimi va haroratiga. ++++++++++++++++++++++++++++++++ Gazlarni H2S va CO2 lardan tozalashda absorbentlar sifatida nima ishlatiladi? ======================= # Etanolamin ========================= Dimetilpentan ===================================== Etilmerkaptan ============================= Dimetilpentan va etanolamin ++++++++++++++++++++++++++++ Gazni saqlash usullarining xavfsiz va iqtisodiy samaralisi qaysi? ================================= # Gazni yer ostida saqlash ===================== Gazgolderlar ========================= Markaziy gaz quvurlarining oxirgi qismi ==================== Metall idishlar ++++++++++++++++++++++ Harorat o‘zgarishida, neft mahsulotini saqlagichga quyish va chiqarish jarayonida, neft mahsulotining bug‘ bosimlarini nazoratiga nima xizmat qiladi? ============================ # Nafas olish klapani =================== Saqlagich klapani =============== Lyuk-laz =============== Xlopushka +++++++++++++++++ Ishlash tezligi bo‘yicha neft omborlari quyidagilarga bo‘linadi? ========================== # Yordamchi va asosiy ============================== O‘tkazuvchi va tarqatuvchi ============================ Idish parklari va omborlari ========================== Nasosli va kompressorli ++++++++++++++++++++++++++++ Izolyatsiya qoplamasi qoniqarli bo‘lgan quvurni himoya qilishda qanday protektor qurilmasini ishlatish mumkin? ======================= # Bir donali protektor qurilmasi ============================= Uch donali protektor qurilmasi ============================ Besh donali protektor qurilmasi ========================= O‘n donali protektor qurilmasi +++++++++++++++++++ Katod himoyasi himoya potensialini qaysi asboblarda o‘rganiladi? ================= # Voltmetrda ================ Ampermetrda ======================= Galvanometrda =================== Ommetrda ++++++++++++++++++++++++ Katod himoyasida ichki zanjir vazifasini nima bajaradi? ================== # Yer (tuproq) ====================== Yerga ulangan anod ================= Ulovchi kabel ================ Quvur ++++++++++++++++++++ Katod himoyasida katod stansiyaning manfiy qutbi nimaga ulanadi? ============================ # Yer osti quvuriga. =============================== Yerga ulangan yotiq anodga ============================= Yerga ulangan chuqur anodga ================================ Yerga ulangan tik anodga ++++++++++++++++++++++++ Katod himoyasida katod stansiyasining musbat qutbi nimaga ulanadi? ======================= # Yerga ulangan anodga =========================== Yer osti quvurning izolyatsiya qoplamasiga =============================== Yer osti quvurining bosh qismiga ====================== Yer osti quvuri o‘rta qismiga ++++++++++++++++++++++++++ Katod himoyasida tashqi zanjir vazifasini nima bajaradi? ======================= # Quvur ============================== Ulovchi kabel ================== Yer (tuрroq) ====================== Yerga ulangan anod +++++++++++++++++++++++++ Katod himoyasini himoya qilish mexanizmi nimaga asoslangan? ================================= # Quvurni katod singari qutblashga =============================== Quvurni anod singari qutblashga ========================================= Quvurning ishlash muddatini oshirishga =========================================== Quvurga bo‘lgan tashqi muxit ta’sirini kamaytirishga ++++++++++++++++++++++++++++++++++++++ Katod qutblanishi deganda nimani tushunasiz? ================================== # Elektronlarning yig‘ilishi ========================== Musbat ionlarining yig‘ilishi ============================== Anion va kationlarning yig‘ilishi ====================================== Qutbsizlantiruvchilarning yig‘ilishi +++++++++++++++++++++++++++++++++ Katod stansiyasi deganda nimani tasavvur qilasiz? ============================================== # O‘zgaruvchi tokni o‘zgarmas tokka aylantirib beruvchi santsiya ================================= Tok bilan ta’minlovchi stansiya ============================== Tok beruvchi stansiya =========================== Yuqori tok kuchi va kuchlanishiga ega bo‘lgan stansiya. ++++++++++++++++++++++++++++++++++++++++++++++++++++++++ Katod stansiyasining turi (markasi) qanday tanlanadi? ========================================= # Quvurning himoya hisobi natijalariga ko‘ra ======================================== Quvurning yer osti ishlash sharoitiga ko‘ra. =============================== Quvurning parametrlariga ko‘ra. =============================== Quvurning korrozion holatiga ko‘ra. +++++++++++++++++++++++++++++++++ Keltirilgan potensial qiymatlariga ko‘ra qaysi metallning kimyoviy aktivligi eng past? ====================== # ==================== =================== ======================== ++++++++++++++ Keltirilgan potensial qiymatlariga ko‘ra qaysi metallning kimyoviy aktivligi yuqori? =============================== # =================== ================ ====================== ++++++++++++++++++++++++ Keltirilgan sharoitlardan qaysi birida, metallning tuproq ta’siridagi korroziyasi sodir bo‘ladi? ====================================== # Elektrolit, tashqi zanjir va boshqa metall qoldig‘i bo‘lganda. ======================================== Elektrolit, namlik va metall tarkibida boshqa metallar qoldig‘i bo‘lmaganda ==================================== Elektrolit, namlik va tashqi zanjir bo‘lganda. ================================ Elektrolit, namlik va tuz qoldiqlari bo‘lganda. ++++++++++++++++++++++++++++++++++++++++ Kichik jarohatlar natijasida sodir bo‘lgan avariyalarni bartaraf etishda mahsulot haydashni to‘xtatish shartmi? ================================= # To‘xtatmasdan bartaraf etiladi ============================= Shart ======================== Tashqi qaroratga boqliq ============================ Tashqi muqit bosimiga boqliq +++++++++++++++++++++++++ Kon havza quvurlari qanday po‘latdan tayyorlanadi? ================================ # Kam uglerodli po‘latdan. =========================== Zanglamas po‘latdan ========================= Ko‘p uglerodli po‘latdan. ============================ Mahsus legirlangan po‘latdan. ++++++++++++++++++++++++ Kon havza rezervuarlarining ichki yuzalarini himoya qilishda qaysi qoplamalardan foydalaniladi? ================================== # Epoksidli lak bo‘yoq qoplamasidan. ========================== Oyna emali qoplamasidan. ====================== Bitum matikasi qoplamasidan. ==================== Polietilen kukuni qoplamasidan. +++++++++++++++++++++++++++ Konlardagi neft va gazni yiguvchi asosiy quvurning nomi nima? # Kollektor =================== Shleft ====================== Chiqaruvchi quvur ====================== So‘ruvchi quvur ++++++++++++++++++++++ Kuchaytirilgan bitum mastikasining ishlatish sharoiti qaysi javobda o‘z aksini topgan? ================================== # Sho‘r va daydi toklar ta’siridagi tuproqlarda ============================================ Normal namlikdagi tuproqlarda ============================ Quruq va daydi toklar ta’siridagi tuproqlarda ============================== Sho‘r tuproqlarda +++++++++++++++++++++++++++++++++ Magistral gaz quvurining chizikli bo‘limining diametrlari to‘g‘ri ko‘rsatilgan javobni ko‘rsating? ============================= # 720; 820; 1020; 1200; 1420 mm ============================== 600; 720; 800; 1000; 1420 mm ============================= 720; 850; 1020; 1220; 1400 mm =============================== 500; 650; 720; 1200; 1400 mm +++++++++++++++++++++ Magistral gaz quvurlari ish bosimining ko‘rsatkichiga ko‘ra nechta guruhiga bo‘linadi? ================ # 2 ta ============= 4 ta ======= 5 ta ========= 3 ta ++++++++++++ Magistral gaz quvurlarining ish bosimi ko‘rsatkichiga ko‘ra 1-sinfga to‘g‘ri keladigan javobni aniqlang? ================================== # 2,5 MPa - 10 MPa gacha ========================== 1,2 MPa - 2,5 MPa gacha =================== 1,5 MPa - 3,5 MPa gacha ===================== 5 MPa - 7,5 MPa gacha ++++++++++++++++++ Magistral gaz quvurlarining ish bosimi ko‘rsatkichiga ko‘ra 2-sinfga to‘g‘ri keladigan javobni aniqlang? ============================ # 1,2 MPa - 2,5 MPa gacha) ====================== 2,5 MPa - 10 MPa gacha ====================== 1,5 MPa - 3,5 MPa gacha =================== 5 MPa - 7,5 MPa gacha ++++++++++++++++++++ Magistral quvurlar shartli diametri bo‘yicha nechta sinfga bo‘linadi? =================== # 4 ta ============= 5 ta ============ 6 ta ======== 2 ta ++++++++ Magistral quvurlardagi ish bosimi necha MPa gacha bo‘ladi? ============== #10 MPa ================= 20 MPa ================ 5 MPa ============== 15 MPa ++++++++++++++++ Magistral quvurlarning diametri necha mm gacha bo‘ladi? ============== # 1400 ========== 1000 ======== 1200 =============== 1500 ++++++++++++++++++ Magistral quvurlarning protektor himoyasida protektorlar soni qanday aniqlanadi? ================================== # Himoyaning hisob natijalariga ko‘ra ============================ Quvurning izolyatsiya holatiga ko‘ra ==================================== Quvurning diametriga ko‘ra ============================== Quvurning uzunligiga ko‘ra ++++++++++++++++++++++++++++++ Markaziy neft quvurlarini shartli diametri qancha bo‘lishi kerak? ======================================= # 500, 700, 800, 1000, 1200 va 1400 mm ======================================== 200, 300, 400, 500, 800, 1200 va 1450 mm ========================================= 400, 500, 800, 900, 1050, 1080, 1600 va 1650 mm ===================================== 100, 200, 300, 400, 500, 620, 720 va 1020 mm ++++++++++++++++++++++++++++++++ Metall qurilmalarining korroziyalanish mexanizmi qaysi javobda to‘gri berilgan? ======================== # Kimyoviy va elektrokimyoviy ============================ Akustik ta’sir orqali ====================== Magnit ta’siri tufayli ===================== Fasl o‘zgarishi tufayli ++++++++++++++++++++++++ Metallar korroziyasi deganda nimani tushunasiz? =========================== # Kimyoviy yemirilishni ======================= Mexanik parchalanishni ============================ Errozik yemirilishni ========================= O‘zaro ta’sirdagi yemirilishni +++++++++++++++++++++++++++++++ Metan (CH4) gazining havo aralashmasi tarkibidagi miqdori necha % ni tashkil qilganda portlash bo‘ladi? ===================== #10 - 15% =================== 2 - 10% ============= 20 - 25% ============== 15 - 20% +++++++++++++++ Metan (CH4) gazining havo aralashmasi tarkibidagi miqdori necha % ni tashkil qilganda yonmaydi? ============================== # 5% dan kam bo‘lganda ============================== 10% dan kam bo‘lganda ========================== 10% dan ko‘p bo‘lganda ======================= 15% dan kam bo‘lganda +++++++++++++++++++++++++ Metan (CH4) gazining havo aralashmasi tarkibidagi miqdori necha % ni tashkil qilganda portlamay yonadi? ========================== # 15% dan oshganda ========================== 20% dan oshganda ======================= 25% dan oshganda ======================== 10% dan oshganda +++++++++++++++++++ Nasos bekatlarining asosiy neft o‘tkazish jihozlarini ko‘rsating. ===================== # Estakadalar ==================== Saqlagichlar ================= Nasos agregatlari ============================ Suvli nasoslar +++++++++++++++++++++++++++ Neft bitumi tarkibidagi to‘ldiruvchi deganda nimani tushunasiz? ===================================== # Bitum mastikasining mustaxkamligini oshiruvchi ================================== Bitum mastikasini arzonlashtiruvchi ==================================== Bitum mastikasi ishlatish joyini ko‘paytiruvchi ========================================== Bitum mastikasi hajmini oshiruvchi +++++++++++++++++++++++++++++++++++++ Neft konlarida qaysi kompressorlar qo‘llaniladi? ============================== #Turbokompressor (GTK) va rotatsion (RSK) ============================= Porshenli va vakuumli ======================= O‘qli va vintli ================== O‘qli va gazoturbinali ++++++++++++++++++++++ Neft mahsulotlarini isitish uchun qo‘llaniladigan qaysi issiqlik tashuvchilarni bilasiz? ==================================== # Issiq gazlar, issiq suv va suv bug‘i ======================================= Issiq suv va elektroenergiya =========================== Suvli gaz va issiq yoqlar ============================= Kislorod +++++++++++++++++++++++++++++++ Neft mahsulotlarini uzatish quvurlarini diametri bo‘yicha sinflarga bo‘linishi qanday? ========================================== # I sinf d=500-300 mm II sinf d=300 mm ========================================= I sinf d=1400-1000 mm II sinf d=1000-500 mm ============================================= I sinf d=1000-300 mm II sinf d=1000-500 mm ============================================= I sinf d=1400-1000 mm II sinf d=1000-100 mm ++++++++++++++++++++++++++++++++++++++++++ Neft omborlarida qaysi asosiy operatsiyalar bajariladi? =========================================== #Neft mahsulotlarini qabul qilish va yuborish ============================================== Oqartirish va yoq regeneratsiyasi, tozalash ========================================== Tozalash va mayda bo‘sh omborlarni yasash ===================================== Qabul qilish, saqlagichlarda saqlash, neftni isitish ++++++++++++++++++++++++++++++++++++++ Neft tarkibidagi suv qaysi asbob bilan o‘lchanadi? ====================== #Dina-starka kolbasi ====================== Piknometr bilan ===================== Venturi trubasi ====================== Inklinometr yordamida ++++++++++++++++++++++++++++++ Neft tarkibidagi yengil uglevodorodlarni ajratishning qaysi usullar yordamida amalga oshiriladi? ============================ # Separatsiya va rektifikatsiya ======================= Rektifikatsiya ===================== Buqlatish va uning bosimini kamaytirish ===================== Separatsiya +++++++++++++++++++++ Neft va gaz magistral quvurlaridan foydalanish jarayonida ularga ko‘rsatiladigan ta’mirlash ishlari qaysi javobda to‘g‘ri berilgan? ============================ # Joriy, oraliq, kapital ============================ Kunlik, oylik, yillik ======================== Mavsumiy, nomavsumiy ==================== Arzon, qimmatbaqo ++++++++++++++++++++++++ Neft va neft mahsulotlari qaerlarda saqlanadi? ================================== # Maxsus omborxona va neftebazalarda ============================= Neftebazalarda ===================== Maxsus omborxonada ============================ quduq tubiga +++++++++++++++++++++++++++++ Neft va neft mahsulotlarini tashish va saqlashda qanday yo‘qotishlar bo‘ladi? ========================== # Sifatli va sonli yo‘qotishlar ========================= Sonli yo‘qotishlar ============================= Sifatli yo‘qotishlar ============================ Ishlatishdagi va buq o‘chishidagi yo‘qotishlar ++++++++++++++++++++++++++++ Neft va neft mahsulotlarini tashishda ishlatiladigan metall bochkalarning hajmi qancha bo‘ladi? ============================ # 50 - 500 l. gacha ========================== 25 - 150 l. gacha ===================== 15 - 100 l. gacha ======================= 00 - 400 l. gacha ++++++++++++++++++++++++ Neftni kimyoviy tarkibi qaysi javobda to‘g‘ri keltirilgan? ======================================================== # C5 - C36 gacha bo‘lgan turli sinf uglevodorodlar, O2, N2, S2 birikmalari ========================================================= C5 - C15 gacha bo‘lgan turli sinf uglevodorodlar, N2, S2 birikmalari ======================================================== C4 - C10 gacha bo‘lgan turli sinf uglevodorodlar, O2, S2 birikmalari =================================================== C10 - C20 gacha bo‘lgan turli sinf uglevodorodlar, O2, N2 birikmalari +++++++++++++++++++++++++++++++++++++++++++++++++++++ Neftni qayta ishlash zavodining vazifasi nimadan iborat? ============================================= #Neftni fraktsiyalab, kerakli neft mahsulotlarini ajratib olish va ularni iste’molchilarga jo‘natishdan iborat. ============================= Rezervuarlarda yiqilgan neftlarni kerakli bosimda quvurga haydash ===================== Neftni fraktsiyalash =========================== Jo‘natishga tayyorlangan neftlarni quvurga haydash +++++++++++++++++++++++++++++++++++++++++++++++ Neftni qayta ishlash zavodlarida neft omborlari qanday ataladi? ============================== # Tovar, xom-ashyo parki ==================== Estakada ================= Saqlagichlar parki ====================== Bo‘sh ombor ++++++++++++++++++++ Neftni suvsizlantirish qaysi usullar yordamida amalga oshiriladi? ====================================================== # Mexanik, termin, kimyoviy, fil'trlash, issiqlik kimyoviy emulsiyani parchalash, elektrik ====================== Kimyoviy, filtrlash ========================== Mexanik, issiqlik kimyoviy emulsiyani parchalash ========================== Mexanik, termin, elektrik ++++++++++++++++++++++++++ Neftni tuz va suvdan tozalashdan maqsad nima? ================================= # Neftni qayta ishlashga tayyorlash. ===================================== Katalizator aktivligi pasayishini oldini olish. ============================ Neftni qayta ishlash. ======================== Jihozlarni korroziyadan asrash. +++++++++++++++++++++++++++++++ Neftni tuzsizlantirish qaysi jixozda olib boriladi ====================== #elektrodegidratorda ======================= reaktorda =================== absorberda ============================ kolonnada +++++++++++++++++++++ Neftni yig‘ish tizimining qaysi biri aralash tizimga kiradi? =============================== # O‘zi oqar tizim ======================== Grozniy instituti tizimi ============================= Giprovostokneft tizimi ========================= Baronyan-Vezirov tizimi +++++++++++++++++++++++++++ Neftning asosiy elementar tarkibi qanday? ================================ #C - 81-87% H2 - 12-14% ============================ C - 70-80% H2 - 10-15% ============================ C - 84-86% H2 - 10-11% ============================ C - 80-83% H2 - 10-15% +++++++++++++++++++++++++++++++++ Nima uchun activator ichiga o‘rnatilgan anodning yemirilishi sekin? ================================================ # Tokning aktivator yuzasidan tarqalganligi uchun ========================================== Tashqi muhit ta’siri kam bo‘lgani uchun ================================ Hamma tomoni yopiq bo‘lganligi uchun ================================== Oksid parda hosil bo‘lganligi uchun ++++++++++++++++++++++++++++++++++++++ Nima uchun activator ichiga o‘rnatilmagan anod tez yemiriladi? =========================================== # Tokning sirt yuzasidan tarqalganligi uchun =========================================== Tashqi ta’sir ostida bo‘lgani uchun ==================================== Ochiq bo‘lgani uchun ==================================== Tok qarshiligi yuqori bo‘lganligi uchun +++++++++++++++++++++++++++++++++++++ Nima uchun epoksidli lak bo‘yoqlar quvur va rezervuarning ichki yuzalarini himoya qilishda ko‘p ishlatiladi? ================================================== # Yopishqoqligi va himoya qilish xususiyati yuqori bo‘lganligidan ===================================================== Oquvchanligi va surkaluvchanligi yuqori bo‘lganligidan. =========================================== Arzon va yopishqoqligi yuqori bo‘lganligidan ======================================= Yopishqoqligi va ishlash muddati qoniqarli bo‘lganligidan ++++++++++++++++++++++++++++++++++++++++++++++++++ Nima uchun lak bo‘yoqlar yer osti quvurlarini himoya qilishda kam ishlatiladi? ================================== # Yer sharoitiga chidamsiz bo‘lganidan =================================== Mahsulot haroratiga chidamsiz bo‘lganidan =========================== Qimmat bo‘lganligidan ============================= Quvur yuzasida hosil qilish qiyin bo‘lganidan ++++++++++++++++++++++++++++++++++++++ Nima uchun magniy metali po‘lat uchun protektor sifatida ishlatiladi? ====================================== # Kimyoviy aktivligi yuqori bo‘lganligi uchun ================================= Massasi yengil bo‘lgani uchun ============================== Ko‘p bo‘lganligi uchun ========================= Arzon bo‘lganligi uchun +++++++++++++++++++++++++++++++ Nima uchun neft mahsuloti rezervuarlarini himoya qilishda protektor himoyasi ko‘proq ishlatiladi? ================================== # Texnika xavfsizligi ta’minlangani uchun ============================== O‘rnatilishi oson bo‘lgani uchun =========================== Arzon bo‘lgani uchun ========================== Ishlash muddati uzoq bo‘lgani uchun +++++++++++++++++++++++++++++ Nima uchun oltin korroziyalanmaydi? ===================================== # Kimyoviy aktivligi juda past bo‘lganligidan. ====================================== Kimyoviy aktivligi o‘rtacha bo‘lishligidan ====================================== Kimyoviy aktivligi juda yuqori bo‘lishligidan ============================== Nodir metall bo‘lganligidan. ++++++++++++++++++++++++++++ Nima uchun protektor activator ichiga o‘rnatiladi? ============================================= # Elektrokorroziya yemirilishini kamaytirish uchun ==================================== Bir xil ishlashini ta’minlash uchun ================================= Tashqi muhit ta’sirini kamaytirish uchun ============================= Massasini oshirish uchun +++++++++++++++++++++++++++++ Nima uchun qoplamalar sifati tekshiriladi? ========================================== # Qalinligi, yopishqoqligi va nuqsonlarini aniqlash ============================= Butunligi va qalinligini aniqlash ======================================= Tashqi ko‘rinishi va yopishqoqligini aniqlash ===================================== Nuqsonlar va qalinligini aniqlash +++++++++++++++++++++++++++++++++++ Nima uchun shahar (sanoat korxonalari) tagidan o‘tgan magistral quvurlarni katod himoyasida, chuqur ulangan anoddan foydalaniladi? ============================================ #Yer osti kommunikatsiyalarini ekranlashini (ta’sirini) kamligi. ============================== Ishlash muddatini uzoqligi. =============================== O‘rnatish maydonini kamligi. =============================== Tashqi muhit ta’sirini kamligi. +++++++++++++++++++++++++++++++ Normal bitum qoplapmasini ishlatish sharoiti qaysi javobda o‘z aksini topgan? =============================== # Normal namlikdagi tuproqlarda ======================= Sho‘r tuproqlarda ==================== Quruq va daydi toklar ta’siridagi tuproqlarda =========================================== Sho‘r va daydi toklar ta’siridagi tuproqlarda ++++++++++++++++++++++++++++++++++++++ Odorlash jarayoni qaysi apparatga sodir etiladi? ========================== # Barbotaj ================= Separator =============== Tsisterna ================ Exolot ++++++++++++++ Odorlash jarayonida xar 1000 m3 gazga necha gramm etilmerkaptan qo‘shiladi? ============== # 16 gramm ================= 24 gramm ================== 15 gramm =============== 20 gramm +++++++++++++++++++ Oraliq kompressor stantsiyalarining asosiy vazifalari? ================================================ #Gidravlik qarshiliklar natijasida kamaygan gaz bosimini yana boshlanqich bosim darajasiga ko‘tarib, uni yana magistral gaz quvuriga haydash uchun xizmat qiladi. ================================================ Kamaygan gaz bosimini boshlanqich darajasini ko‘tarish ===================================== Gazni magistral quvuriga haydash =================== Gazni siqish ++++++++++ Oraliq ta’mirlash muddati (ikki ta’mirlash oraliqi) qancha? ====================== # Bir yildan ortiq =============== Bir oy ============ qar kuni ========== O‘n yil +++++++++++++++++ Oyna emalining ishlatilish sharoiti qaysi javobda o‘z aksini topgan? ===================================================== #Agressiv sharoitdagi quvur tashqi va ichki yuzalarini qoplashda ============================================= Normal sharoitdagi quvur ichki yuzalarini qoplashda ============================================= Daydi toklar ta’sirida bo‘lgan quvurlarni qoplashda ======================================== Normal sharoitdagi quvur tashqi yuzalarini qoplashda ++++++++++++++++++++++++++++++++++++++++ Oyna emalining kam ishlatilish sharoiti qaysi javobda o‘z aksini topgan? ==================== # Qimmatligi =================== Surkash texnologiyasining qiyinligi ============================= Korroziyaga chidamsizligi ==================== Tayyorlashning qimmatligi ++++++++++++++++++++++++ Plastifikator deganda nimani tushunasiz? ========================================= # Bitum mastikasi surkaluvchanligini yaxshilovchi ==================================== Bitum mastikasini arzonlashtiruvchi ====================================== Bitum mastikasini ishlatish joyini ko‘paytiruvchi ======================================== Bitum mastikasi mustaxkamligini oshiruvchi ++++++++++++++++++++++++++++++++++++++++ Plastifikatorning vazifasi? ============================ # Mastikaning surkaluvchanligini yaxshilash. ============================== Mastika xajmini oshirish. ============================= Mastikaning haroratini kamaytirish. ==================================== Mastikaning yopishqoqligini yaxshilash. +++++++++++++++++++++++++++++++++++ Po‘lat qurilmalarga nisbatan qaysi metall protektor vazifasida ishlatiladi? ============== # Magniy ============ Allyuminiy =========== Mis ============= Rux ++++++++++++ Protektor himoyasining mexanizmi nimaga asoslangan? ================================== # Quvurni katod singari qutblashga =============================== Quvurni anod singari qutblashga ============================= Quvurni qutbsizlantirishga =============================== Quvurni korrozion holatini kamaytirishga +++++++++++++++++++++ Protektor nima? ======================= # Himoya qiluvchi metal ================================== Kimyoviy aktivligi past bo‘lgan metal ===================================== Kimyoviy aktivligi yuqori bo‘lgan metal ============================= Tez yemiriladigan metall +++++++++++++++++++++++++ Qancha hajmli po‘latdan yasalgan rezervuarlar bo‘ladi? ==================== # 100-5000 m3 ======================== 10-100 m3 ================= 100-10000 m3 ====================== 50-150000 m3 +++++++++++++++++++ Qanday metallardan rezervuarlar quriladi? ============================= # Po‘lat, temir beton va beton ============================ Po‘lat, temir beton va g‘isht ============================= Temir beton, metall va spool ======================= Yog‘och, metall va shishadan ++++++++++++++++++++++++++++++++ Qaysi holda daydi toklarning quvurda sodir bo‘lishi kam bo‘ladi? ============================ # Qarshiligi yuqori bo‘lganda. =========================== Qarshiligi kam bo‘lganda. =========================== Quvur kalta bo‘lganda. ============================ Quvur kichik bo‘lganda. +++++++++++++++++++++++ Qaysi holda daydi toklarning yerda hosil bo‘lishi kam bo‘ladi? ================================== # Rels-yer qarshiligi yuqori bo‘lganda. ================================= Rels-yer qarshiligi kam bo‘lganda. =================================== Rels-yer ta’sir uzunligi kam bo‘lganda. ===================================== Rels-yer ta’sir uzunligi ko‘p bo‘lganda. +++++++++++++++++++++++++++++++++++++++++++++ Qaysi holda katod himoyasining samaradorligi yuqori? ============================================== # Bitum qoplamasi bo‘lgan quvurlarni himoya qilishda ============================================ Korroziya aktivligi yuqori bo‘lgan tuproq ta’siridagi quvurni himoya qilishda ============================================== Bitum qoplamasi bo‘lmagan quvurlarni himoya qilishda ============================================= Korroziya aktivligi past bo‘lgan quvurlarni himoya qilishda ++++++++++++++++++++++++++++++++++++++++++++++++++++ Qaysi holda katod stansiyasining himoya uzunligi katta bo‘ladi? =================================== # Izolyatsiya qilingan quvurga ulanganda ============================== Quruq yerdagi quvurga ulanganda. ================================== Izolyatsiya qilinmagan quvurga ulanganda. ======================================== Mahsus usulda yotqizilgan quvurga ulanganda. +++++++++++++++++++++++++++++++++++++++ Qaysi holda yerga ulangan anodning ishlash muddati uzoq bo‘ladi? =============================== # Aktivator ichiga o‘rnatilganda ============================ Quruq tuproqqa o‘rnatilganda =========================== Qum orasiga o‘rnatilganda ========================= Nam tuproqqa o‘rnatilganda +++++++++++++++++++++++++ Qaysi holda yerga ulangan anodning samaradorligi yuqori? ===================== # Aktivatorda ============== Nam tuproqda ================ Quruq tuproqda ============ Qumda ++++++++++++++++++++++++++++ Qaysi javob bitum mastikasi tarkibini to‘la ifodalaydi? ================================= # To‘ldiruvchi, plastifikator, neft bitumi ============================== Erituvchi, plastifikator, neft bitumi, qo‘shimcha. ====================================== Neft bitumi, erituvchi, to‘ldiruvchi, qo‘shimcha. ============================== Qo‘shimcha, neft bitumi, to‘ldiruvchi. ++++++++++++++++++++++++++++++++ Qaysi javob me’yoriy maksimal himoya potensial qiymatini ko‘rsatadi? ==================== # Exim.max = -1,1 B ======================= Exim.max = -1,7 B =========================== Exim.max = -1,3 B ====================== Exim.min = -0,7 B +++++++++++++++++++++++ Qaysi javob, me’yoriy minimal himoya potensial qiymatini ko‘rsatadi? ===================== # Exim.max = -0,85 B ========================= Exim.max = -1,2 B =================== Exim.max = -0,55 B ======================= Exim.min = -0,35 B +++++++++++++++++++++++ Qaysi javobda aktivatorning vazifasi ko‘proq o‘z aksini topgan? ======================================= # Elektrokorroziya yemirilishini kamaytirish ==================================== Tarqalayotgan tok qarshiligini kamaytirish ============================ Protektor massasini oshirish ============================ Erroziya yemirilishini kamaytirish +++++++++++++++++++++++++++++++++++ Qaysi javobda bir donali protektor qurilmasini ishlatilish sharti o‘z aksini topgan? ======================================= # Rezervuar tag yuzasi gacha bo‘lganda ========================================= Rezervuar tag yuzasi gacha bo‘lganda ===================================== Rezervuar tag yuzasi gacha bo‘lganda ======================================= Rezervuar tag yuzasi gacha bo‘lganda +++++++++++++++++++++++++++++++++++++++++ Qaysi javobda bitum mastikasi qoplamasining sifati to‘la ifodalangan? ======================================== # Nuqsonsiz, yopishqoqligi va qalinligi qoniqarli =========================================== Nuqsonsiz, yopishqoqligi va tashqi ko‘rinishi qoniqarli ============================================== Nuqsonsiz, yopishqoqligi va ichki ko‘rinishi qoniqarli ==================================== Nuqsonsiz, qalinligi va butunligi qoniqarli +++++++++++++++++++++++++++++++++++++ Qaysi javobda bitum mastikasini benzinda suyultirish texnologiyasi to‘liq ifodalangan? ================================ #Issiq mastikani benzinga quyish ================================== Sovuq mastika bilan birga benzinni qizdirish ============================== Issiq mastikaga benzinni quyish ================================ Mastikani eritish jarayonida benzinni quyish ++++++++++++++++++++++++++++++++++++ Qaysi javobda bitum mastikasini yer ta’sirida bo‘lgan qurilmalarda foydalanish mumkinligi ifodalangan? ================================= #Suv yutmasligi, yuqori dielektrik xossaga va kimyoviy turg‘un bo‘lishi. ========================================== Arzon, surkaluvchan, yopishqoqligi yuqori bo‘lishi. =================================== Topiluvchan, yengil, tarkibi oddiy bo‘lishi. ====================================== Eruvchan, surkaluvchan va xavfsiz bo‘lishi. ++++++++++++++++++++++++++++++++++++++ Qaysi javobda elektrik seksiyalashning asosiy vazifasi ko‘rsatilgan? ======================================================== # Himoya qilingan quvur bo‘limini himoya qilinmagan quvur bo‘limidan ajratish. ========================================== Quvurning uzunligi bo‘yicha qarshiligini oshirish. ============================================ Suv tagidan o‘tgan quvur bo‘limini er tagidan o‘tgan quvur bo‘limidan ajratish =============================== Quvurni bo‘laklarga ajratish. ++++++++++++++++++++++++++++++++++++++++++++ Qaysi javobda elektrodrenaj himoyasi o‘z aksini topgan? ================================================ # Daydi toklarning yerga o‘zicha tarqalishini oldini oladi. ========================================== Daydi toklarning bir tomonlama harakatini sodir etadi. ============================================ Daydi toklarning quvurda bo‘lish vaqtini kamaytiradi. ========================================== Daydi toklarning relsga oqib kelish vaqtini kamaytiradi. +++++++++++++++++++++++++++++++++++++++++++++ Qaysi javobda ingibitorlar himoyasi o‘z aksini topgan? =============================================== # Qurilma yuzasida parda hosil qilib, muhit ta’sirini kamaytiradi. ============================================ Muhitni neytrallab, korroziya aktivligini kamaytiradi. ========================================= Mahsulot hajmiga yutilib, aktivligini kamaytiradi. ============================================== Mahsulot oqimi tezligini oshirib, ta’sir vaqtini kamaytiradi. ++++++++++++++++++++++++++++++++++++++++++++++++++ Qaysi javobda izolyasiya qoplamasining himoya qilish mexanizmi to‘la ifodalangan? ================================== # Qurilmalarni atrof-muxit ta’siridan asraydi. ======================================== Qurilmalarni mexanik ta’sirlardan asraydi. ======================================= Qurilmalarning ishlash sharoitini bir xilda bo‘lishini ta’minlaydi ======================================== Qurilmalarning ishlash muddatini oshiradi. +++++++++++++++++++++++++++++++++++++++ Qaysi javobda metal yuzasida galvanik elementlar hosil bo‘ladi? ========================================== # Metall mikrostrukturasi bir xil bo‘lmaganda ========================================= Metall harorati va namligi yuqori bo‘lganda ===================================== Metall aktivligi yuqori bo‘lganda ================================ Metall tashqi muhit ta’sirida bo‘lganda +++++++++++++++++++++++++++++++++++ Qaysi javobda PMR-10 turidagi protektorni ishlatish sharoiti to‘g‘ri ko‘rsatilgan? ==================================== # Mahsulot suvi tarkibidagi tuzning miqdori bo‘lganda =============================== Tuzning miqdori bo‘lganda =============================== Tuzning miqdori kam bo‘lganda ================================== Tuzning miqdori ko‘p bo‘lganda +++++++++++++++++++++++++++++++++++ Qaysi javobda PMR-20 turidagi protektorni ishlatish sharoiti to‘g‘ri ko‘rsatilgan? =================================== # Tuzning miqdori dan yuqori bo‘lganda ========================================= Mahsulot suvi tarkibidagi tuzning miqdori dan kam bo‘lganda ========================================= Tuzning miqdori dan kam bo‘lganda =================================== Tuzning miqdori bo‘lganda ++++++++++++++++++++++++++++++++++++ Qaysi javobda PMR-5 turidagi protektor ishlatish sharoiti to‘gri ko‘rsatilgan? ========================================================== # Mahsulot suvi tarkibidagi tuzning miqdori bo‘lganda ================================= Tuzning miqdori bo‘lganda ================================= Tuzning miqdori kam bo‘lganda =================================== Tuzning miqdori kam bo‘lganda ++++++++++++++++++++++++++++++++++ Qaysi javobda protektor himoyasini katod himoyasiga nisbatan afzalligi o‘z aksini topgan? ======================================================= # Tok manbalari bo‘lmagan yer osti quvurlarini himoya qiladi. ==================================================== Yer osti quvurlarini izolyatsiya qoplamasi bilan birgalikda himoya qiladi. ============================================== Yer osti quvurlarini katod singari qutblaydi. ======================================= Daydi toklar ta’sirini kamaytiradi. ++++++++++++++++++++++++++++++++++++++++++++++++ Qaysi javobda qoplama sifatini aniqlovchi asboblarning nomlari to‘g‘ri ko‘rsatilgan? ================================================= #Adgezometr, nuqson qidiruvchi, qalinlik aniqlovchi. =================================================== Adgezometr, nuqson qidiruvchi, qarshilikni aniqlovchi. ================================================ Adgezometr, qarshilikni aniqlovchi, qalinlikni aniqlovchi. =========================================== Adgezometr, qalinlikni aniqlovchi, tok kuchini o‘lchovi. ++++++++++++++++++++++++++++++++++++++++++++++++ Qaysi javobda quvurdagi daydi toklarni o‘rganish maqsadi o‘z aksini topgan? ======================================== # Tok yo‘nalishi va yerga o‘tish joyini aniqlash. ============================== Tok kuchi va zichligini bilish. ===================================== O‘zgarmas yoki o‘zgaruvchan tokligini bilish. ================================================= Tok ta’sirida sodir bo‘ladigan salbiy oqibatlarni aniqlash. +++++++++++++++++++++++++++++++++++++++++++++++++ Qaysi javobda sement qoplamasini quvurda ishlatilish sharoiti o‘z aksini topgan? ========================== # Yer usti quvur bo‘limida =========================== Yer osti quvur bo‘limida =========================== Suv osti quvur bo‘limida =========================== Shahar osti quvur bo‘limida ++++++++++++++++++++++++++++++ Qaysi javobda yer osti qurilmalarida sodir bo‘ladigan umumiy korroziyada, bakteriyalar ta’sirida sodir bo‘ladigan korroziya ulushi (foizda) o‘z aksini topgan? =============== # 45-50; ============= 20-30; ============ 15-20; ================ 60-70; +++++++++++++ Qaysi sharoitda H2S va SO2 larni kon havza qurilmalariga bo‘lgan korroziya faolligi yuqori? ========================== # Tarkibida namlik bo‘lganda ======================= Gaz holatda bo‘lganda. ========================== Miqdorlari ko‘p bo‘lganda. ============================== Bosim va harorat yuqori bo‘lganda. +++++++++++++++++++++++++++++++ Qaysi sharoitda protektor himoyasini ishlatilish sharoiti ko‘proq o‘z aksini topgan? ============================================== # Tok manbasi bo‘lmagan joylarda quvurlarni himoya qilish uchun ======================================== Suv osti quvurlarini himoya qilishda ==================================== Yer osti quvurlarini himoya qilishda ==================================== Daydi toklar ta’sirida bo‘lgan quvurlarni himoya qilishda ++++++++++++++++++++++++++++++++++++++++++++++++++++ Quvur bo‘ylab ikki haydovchi stantsiyalar orasidagi haydalayotgan va qabul qilinayotgan mahsulot miqdorining farq qilishi nimadan dalolat beradi? ==================================================== # Bu orada avariya bo‘lganidan ================================== Kondensatsiya jarayoni borishidan ======================= Bosim ortishidan ======================= Kimyoviy reaktsiya borayotganidan +++++++++++++++++++++++++++++++++++ Quvur orqali jo‘natishga tayyorlangan neftning tarkibi qanday bo‘lishi kerak? ========================================================== # Mineral tuzlarning miqdori 50 mg/l, mexanik qo`shimchalar miqdori 0,05%, suvning miqdori 0,5% dan ortiq bo`lmasligi zarur. ======================================================== Mineral tuzlarning miqdori 50 mg/l, mexanik qo`shimchalar miqdori 0,08%, suvning miqdori 0,8% ==================================================== Mineral tuzlarning miqdori 70 mg/l, mexanik qo‘shimchalar miqdori 0,2%, suvning miqdori 0,9% ================================================== Mineral tuzlarning miqdori 60 mg/l, mexanik qo‘shimchalar miqdori 0,07%, suvning miqdori 0,5% +++++++++++++++++++++++ Quyida keltirilgan potensiallardan qaysi biri metallning normal potensialini ko‘rsatadi? ================================ # O‘zining tuz eritmasidagi potensiali ================================= Distillangan suvdagi potensiali ============================ Ishqor eritmasidagi potensiali. ============================= Kislota eritmasidagi potensiali. ++++++++++++++++++++++++++++++++ Quyidagi javoblardan qaysi biri anod jarayonini to‘la ifodalaydi? ===================================== # Anod atomlarining ionlarga parchalanishi. ==================================== Musbat ion va elektronlarni anodda yig‘ilishi =================================== Musbat ionlarini anoddan elektrolitga o‘tishi. ================================ Elektronlarni anoddan katodga oqishi. +++++++++++++++++++++++++++++++++++++ Quyidagi javoblardan qaysi biri metallarning kimyoviy korroziya muxitini ko‘rsatadi? =============================== # Yuqori haroratli atmosfera havosi. ============================== Yuqori haroratli ishqorlar eritmasi. =============================== Yuqori haroratli kislotalar eritmasi. ================================= Yuqori haroratli tuzlar eritmasi. +++++++++++++++++++++++++++++++ Quyidagi javoblardan qaysi birida aktivatorning asosiy vazifasi ko‘rsatilgan? ======================================================== # Tokning anoddan tarqalishini sodir etmaydi va ishlash muddatini oshiradi. =============================================== Anoddan tarqalayotgan tok qarshiligini kamaytiradi. ============================================ Tashqi muhitni anodga bo‘lgan ta’sirini kamaytiradi. ============================= Anodning massasini oshiradi. ++++++++++++++++++++++++ Quyidagi javoblardan qaysi birida qutbsizlantiruvchilar to‘la ko‘rsatilgan? ==================== # =============== ====================== ======================= ++++++++++++++++++++ Quyidagi muhitlardan qaysi birida metall kimyoviy korroziya mexanizmi asosida yemiriladi? =========================== # Tok o‘tkazmaydigan suyuqlik ============================ Tok o‘tkazadigan suyuqlik. ==================== Tuproq ============== “Nam” atmosfera sharoitida ++++++++++++++++++++++++++++++ Quyidagi muhitlardan qaysi birida metall kimyoviy korroziya mexanizmi asosida yemiriladi? ======================= # Yuqori haroratli gazlarda. ==================== Elektroitlarda. =================== Hamma muhitda. ===================== “Nam” atmosfera sharoitida +++++++++++++++++++++++++++++ Quyidagi pH ko‘rsatkichlaridan qaysi birida, burg‘ulash eritmasining jihozlarga bo‘lgan korroziya aktivligi yuqori? ================= # pH= 4-3 ============= pH= 8-12 =========== pH= 7 ============ pH >12 +++++++++++++ Quyidagi protektorlardan qaysi biri rezervuarlarni ichki yuzasini himoya qilishda ishlatiladi? ================== =============== =============== ================ ++++++++++++++ Quyidagi protektorlardan qaysi biri rezervuarlarni tashqi yuzasini himoya qilishda ishlatiladi? ==================== =========== ================ # =============== +++++++++++++ Quyidagi S.E.Q.() ko‘rsatkichlaridan qaysi birida tuproqning korroziya aktivligi eng past? ===================== { > 100 Om .m ==================== = 20÷100 Om .m ================== = 10÷20 Om .m ================= < 5 Om .m +++++++++++++ Quyidagi S.E.Q.(S) ko‘rsatkichlaridan qaysi birida tuproqning korroziya aktivligi eng yuqori? ==================== #. < 5 Om .m ===================== 20÷100 Om .m ================= - > 100 Om .m ============ 5÷10 Om .m ++++++++++++++++ Quyidagi temirning birikmalaridan qaysi biri kimyoviy korroziya mexanizmi asosida hosil bo‘lgan? ============== # ========== ========== ========== ++++++++++ Quyidagilardan qaysi birida neft mahsulotlarining korroziya aktivligi yuqori? ========================================= # Tarkibida suv va oltingugurt birikmasi bo‘lganda ======================================= Tarkibida oltingugurt birikmasi bo‘lganda. ================================= Tarkibida suv va metall tuzlari bo‘lganda. =========================== Tarkibida suv bo‘lganda. +++++++++++++++++++++++ Quyidagilardan qaysi birida oksid parda himoya qilish xususiyatiga ega? =============================== # Butun, qalin va zich bo‘lganda. =========================== Butun, qalin va g‘ovak bo‘lganda ======================= Butun va qalin bo‘lganda. =========================== Butun, qalin va silliq bo‘lganda. ++++++++++++++++++++++++++++++++ Respublikamizda gaz ishlab chiqarish qaysi yillardan boshlanadi? ===================== # 1960 yili ============ 1950 ============= 1940 yili ============== 1975 ++++++++++++ Rezervuarlar qaerda joylashtiriladi? ====================================== # Yer ustiga, er ostiga, yarim er ustiga va yer ostiga =================== Yer ustiga ================= Ye ostiga ============== quduq yoniga ++++++++++++++++++ Rezervuarlarda qaysi himoya usuli ko‘proq ishlatiladi? ======================== # Protektor himoyasi =============== Elektrodrenaj himoyasi ================= Ingibitor himoyasi =============== Katod himoyasi ++++++++++++++++++++ Rezervuarlardagi nafas oluvchi klapan markasi qanday? =========== # KD-2 ========== PSR-4 =========== OD-1 ======= KPR-2 +++++++++++ Rezervuarlardagi suyuqlik sathini o‘lchovchi asbob qaysi? =============================== # UDU-5 markali asbob yordamida ============================ Yakovlev asbobi yordamida ==================== Exolot yordamida ============================ Tovush bilan ishlovchi asbob yordamida +++++++++++++++++++++++++++++++++++++++ Rezervuarlarning ichki yuzasini himoya qilishda, protektorlar turi qanday tanlanadi? ================================================== #Mahsulot osti suvining tarkibidagi tuzlarning umumiy miqdoriga ko‘ra. ================================== Saqlanadigan mahsulotning turiga ko‘ra. ===================================== Mahsulot osti suvining hajmiga ko‘ra. ==================================== Rezervuardagi mahsulot osti suvining saqlanish vaqtiga ko‘ra. +++++++++++++++++++++++++++++++++++++++++++++++++ Sanoatda keng tarqalgan nasos turlari qanday? ======================================== #Porshenli, markazdan qochma va vintli =============================== Vintli, gidroporshenli va vakuumli ===================================== Markazdan qochma, differentsialli va vintli ========================== Vintli, tebratma va porshenli ++++++++++++++++++++++++++ Saqlagich hajmi nimalarga bog‘liq o‘zgaradi? ======================================= # Shu joyda neft mahsulotlari realizatsiyasidan ===================== Og‘irlik oborotidan ================ Hudud joyidan ======================= Neft omborlarida o‘tkaziladigan operatsiyalardan ++++++++++++++++++++++++++++++++++++++++ Saqlagich nima? ================== # Bu har xil formali va kattalikga ega bo‘lgan maxsus materiallardan qurilgan idishlar ==================== Bu neft va neft mahsulotlarini saqlash uchun mo‘ljallangan idish =================================== Bu yoglarni regeneratsiya qiluvchi idish =================================== Bu neft tashuvchi metall konstruktsiya ++++++++‘++++++++++++++++++++++++++ Saqlagichda yong‘in o‘chirishda nima yordamida ko‘pik hosil qilinadi? ================== # Penogenerator ================ Olovli saqlagich ================= Xlopushka =============== Gidravlik klapan saqlagich +++++++++++++++++++++++++++ Saqlagichlar parkida kerak bo‘lgan hajm qaysi formula orqali hisoblanadi? =============== # V = Vmax - Vmin ============== H = q · r ============= T = q · r ============= N = q · r ++++++++++++++++++++ Sement toshi ta’sirida, tarkibidagi qaysi birikma hisobiga korroziyalanadi? ============ # =========== ============ =========== +++++++++++++++++++++ Shaxsiy omborxonalarga nimalar kiradi? ========================================= # qar bir tashkilotning maxsus shaqsiy omborxonalari ================================ Avtotransport tashkiloti omborxonalari ============================ Aeroportlarning omborxonalari ============================== Zavod va fabrikalarning omborxonalari +++++++++++++++++++++++++++++++++++++ Siklonda markazdan qochma kuch qanday hosil qilinadi? ======================================== # Kirish kanalini tangenstial joylashishi natijasida. ====================================== Gazlar aralashmasini katta tezlikda berilishi natijasida. =============================== Aralashtirgichning aylanish natijasida. ============================== Kirish teshigini radial joylashtirish yo‘li bilan. ++++++++++++++++++++++++++++++++++++ Sulfat qaytaruvchi anaerob bakteriyalar ta’sirida temir qurilmalarining korrozion yemirilishi necha martaga ortadi? =============== # 20-martaga ================= 10-martaga ============= 15- martaga ============== 5-martaga +=========== Suvli to‘siqlardan o‘tuvchi quvurlar qaysi toifaga kiradi? ================== # IV toifaga ============== "V" toifaga =============== III toifaga ================ I toifaga +++++++++++++++ Suzuvchi qopqoqli saqlagichlar nima uchun xizmat qiladi? ================================================== # Neft va neft mahsulotlari yengil fraktsiyalarni yo‘qotishlarini oldini olish uchun ================================= Saqlagichdan tovar osti suvni chiqarish uchun ======================================== Saqlagichning gaz olovli maydonga kirish oldini olish uchun ============================== Gaz va xavfni tez o‘tkazish uchun ++++++++++++++++++++++++++= Tabiiy gazlar asosiy tarkibining umumiy ko‘rinishi quyidagi ifodalarning qaysi birida to‘g‘ri keltirilgan? =========== #СnH2n+2 ========== N2O ======== N2S ========= N4Sn +============== Temir yo‘l estakadasi nima? ============================== # Bu neft mahsulotlarini tashish, idishlarga quyish va to‘ldirish uchun mo‘ljallangan harakatli qurilma ======================================================== Bu ko‘prikchaga o‘xshash qo‘zg‘almas qurilma, temir yo‘l bo‘yicha joylashgan =========================================================== Bu neft va neft mahsulotlarini quyish va to‘ldirish uchun issiqlik o‘tkazuvchi qurilma =============== Bu muvofiq moslamali kollektor ++++++++++++++++++++++++++++++ Temirni quyidagi birikmalaridan qaysi biri elektrokimyoviy korroziya mexanizmi asosida hosil bo‘lgan? ================ # ============ =========== =========== +++++++++++ To‘ldiruvchining vazifasi nimadan iborat? ==================================== # Bitum mastika maxkamligini oshirish. ================================= Bitum mastika tannarxini kamaytirish. ===================================== Bitum mastika xajmini ko‘paytirish. ======================================== Bitum mastika ishlatilishini osonlashtirish. +++++++++++++++++++++++++++++++++++++++ Tovar parklari qaysi funktsiyalarni bajaradi? ==================================== #Neft qabul qilinadi, saqlanadi va yuboriladi ================================= Neft qabul qilinadi va qayta ishlanadi =========================== Neft saqlanadi va yuboriladi ============================ Tovar olinadi va sotiladi ++++++++++++++++++++++++++ Tozalangan neft tarkibida standartga muvofiq ruxsat etilgan tuz va suv miqdori? ================================== # 3-4 mgr/l tuz va 0,1% (masuv. ================================== 5 mgr/l tuz va 0,3% (ma suv). ============================== 6 mgr/l tuz va 0,2% (ma suv). ============================= 4-5 mgr/l tuz va 0,4% (ma) +++++++++++++++++++++++++++ Vertikal silindr saqlagichlarning qaysi turiga kiradi? ================================================== # Suzuvchi qopqoqli yuqori bosimdagi saqlagichlarga ========================================== Yuqori va past bosim saqlagichlariga ======================================= Pontonli va suzuvchi qopqoqli saqlagichlariga ===================================== Pontonli va suzuvchi qopqoqli past bosimdagi saqlagichlariga ++++++++++++++++++++++++++++++++++++++++++ Vintli nasos-kompressorlarni qo‘llash sharoiti ======================================== #Suyuqlik va gazlangan suyuqliklarni haydash uchun ============================= Qovushqoq neftni haydash uchun ========================= Parafinli neftni haydash uchun ===================== Suvni haydash uchun ++++++++++++++++++++++ Yengil neftni tuzsizlantirish temeperaturasi ========== # 80 . ========== 100 . ============ 90 . =========== 110 . +++++++++++++++++ Yer osti neft va neft mahsulotlarini saqlagichlari qaysi maqsadda quriladi? ====================================================== # Neft va neft mahsulotlarining juda katta zaqirasini saqlash uchun ====================================== Yer ustidagi qurilmalarga joy ajratish uchun ================================== Neft va neft mahsulotlarini buqlanishini oldini olish uchun ======================================= Metallni tejash uchun ++++++++++++++++++++++ Yer osti saqlagichlari qaysi usullar bilan quriladi? ================================= # Toq ishloviga gaz solish yo‘li bilan ====================== Kimyoviy ta’sir bilan ========================= Mexanik ta’sir bilan ===================== Ishqorlamaslik yo‘li bilan +++++++++++++++++++++++ Yerga ulangan anodning ishlash muddati qanday aniqlanadi? ====================== # Hisob natijalariga ko‘ra ========================= O‘rnatilgan chuqurligiga ko‘ra =================== Yer sharoitiga ko‘ra ==================== Massasiga ko‘ra +++++++++++++++++++ Yopishqoq polimer lentalarini bitum qoplamasiga nisbatan afzalligi qaysi javobda o‘z aksini topgan ? ========================= # Ishlatilishini osonligi. ====================== Yuqori dielektrik xossaga ega bo‘lishi. ================================= Qoplamalarga bo‘lgan barcha talablarga javob berishi. ============================================ Yer osti quvurlarini himoya qilishda ishlatilishi +++++++++++++++++++++++++++++++++++++ Korroziya so‘zi nimani anglatadi? =========== yeyilish; =================== # o‘z-o‘zidan yemirilish; ========================== sifatning kamayishi; ===================== darz ketish. +++++++++++++++++++++++ Korrozion shikastlanish turlarini ko‘rsating? ============================== # darz ketish, charchash, eroziya; =============================== atmosferali, elektrolitli, elektrolitmas; ============================== umumiy, maxalliy, tanlanma; ========================== kimyoviy, elektrokimyoviy. ++++++++++++++++++++++++ Sodir bo‘lishiga ko‘ra korroziya turlarini ko‘rsating ? ======================== kimyoviy korroziya; =================== elektrolitli; ==================== elektrokimyoviy; ====================== # A va S javoblar to‘g‘ri. ++++++++++++++++++++++ Korrozion yemirilish turlarini ko‘rsating? ============================ kavitatsiya, darz ketish, eroziya; ============================= kimyoviy, elektrokimyoviy; ============================= # umumiy, maxalliy, tanlanma; ============================== atmosferali, elektrolitli, elektrolitmas. +++++++++++++++++++++++++++++++++++++++ Korrozion muxit va ishkalanishlarning birgalikda ta’siri natijasida metall sirti yemirilishi ... deyiladi. ====================== # shikastlanish; ============== diffuziya; ============ eroziya; ============ kavitatsiya. ++++++++++++ Tanlanma korroziya turini ko‘rsating. ==================== # strukturali; ============= maxalliy; ============= tekis; ============= donador. ++++++++++ Korrozion muxit va o‘zgaruvchan kuchlanishlar ta’sirida ... xodisasi ro‘y beradi. ======================= darz ketish; =================== tanlanma korroziya; ====================== kristallitlararo korroziya; ======================== # korrozion charchash. ++++++++++++++++++ Sirt oksid qatlamlarining davriy yemirilishi va qaytadan hosil bo‘lishi ... deyiladi. ================== # passivlanish; ================= faollanish; =================== fretting-korroziya; ================= erozion-kavitatsiya. +++++++++++++++++++ Dumalash podshipniklarining o‘tqazishlarida qanday korroziya turi sodir bo‘ladi? =================== # fretting-korroziya; ========================= komponent tanlanma korroziya; ========================== pittingli korroziya; ==================== erozion-kavitatsiya. ++++++++++++++++++ Katta tezlik bilan xarakatlanayotgan suyuqlik yoki gaz oqimlari ta’sirida metall sirtida qanday shikastlanish sodir bo‘ladi. ================= pitting; ============== tig‘simon; ===================== korrozion-mexanik; =================== # erozion-kavitatsiya. +++++++++++++++++ Sirtda ximoyalash xususiyatiga ega qatlamining hosil bo‘lishi nima deyiladi? =================== # passivlanish; =============== adsorbsiya; ============= diffuziya; ============== ionlashuv. ++++++++++++++++ Passivatorlar nima? =============== elektrolitlar; ================= elektrolitmaslar; =================== # oksidlovchi eritmalar; ==================== ionlar hosil qiluvchi. +++++++++++++++++++++++++ Cr, Si, Al, Fe, Ni lar ichida kaysi element oksidi sirtni kuchli ximoyalash xususiyatiga ega? ============ # Cr; ======= Si; ======== Al; ====== Fe. ++++++++++++ Umumiy korroziyada shikastlanish turini ko‘rsating. ======================= tekis; ============== pitting; ============ notekis; ============ # A va S. +++++++++++ Maxalliy korroziyada shikastlanish turini ko‘rsating. =================== dog‘simon; ================ pittingli; ================== sirt osti; =================== # barcha javoblar to‘g‘ri. ++++++++++++++++++++++ Tanlanma korroziyada shikastlanish turini ko‘rsating. ================= komponentli; ================= strukturali; ================== transkristallit; ==================== # barcha javoblar to‘g‘ri. ++++++++++++++++++++ Korroziya natijasida hosil bo‘ladigan mahsulotlarni ko‘rsating. ========================== # oksidlar, gidrooksidlar; ========================= ishqorlar, kislotalar; ========================= kislotalar, gidrooksidlar; =========================== tuzlar, har xil eritmalar. ++++++++++++++++++++++++ Metall sirtlari va elementlar orasida hosil bo‘lgan potensiallar farqi ... deyiladi. =============== ionlashuv; ================= oksidlanish – qaytarilish; ===================== # elektrod potensiali; ==================== erkin energiya o‘zgarishi. +++++++++++++++++++++++++ Korrozion faol elementni ko‘rsating ======== Cu; ==== Pt; ======== #Fe; ====== Ni. +++++++++++++ Elektrod potensiali nolga teng bulgan elementni ko‘sating? ========= Аu; ======= Cr; ======== #Н; ==== Ni. +++++++++ Qaysi holatda neytral muxit deyiladi. ========= pH>7; =========== pH<7; ========= pH=0; ====== # PH=7. ++++++++++++++ Korroziya tezligiga ta’sir etuvchi omillarni ko‘rsating. =================== Kuchlanish; =============== Eritmadagi kislorod; ===================== Tashqi xarorat; ================== # Barcha javoblar to‘g‘ri. ++++++++++++++++++++++++ Kislotali muxitda vodorod ko‘rsatkichi qanday bo‘ladi. ============== pH>7; ========== # pH<7; ====== pH=0; ========= pH<0. +++++++++++ Ishqoriy muxitda vodorod ko‘rsatkichi qiymatini ko‘rsating? ============ # pH>7; ========== pH<7; ========== pH=0; ========= pH<0. +++++++++++ Fe ning kaysi oksidi korroziyabardosh xisoblanadi? gematit; =========== # magnetit; =========== vyustit; ============ barchasi. +++++++++++++ Metallarning yuqori haroratda gazli muxitlarda korroziyaga qarshilik ko‘rsatishi ... deyiladi. =================== passivlanish; ============= oksidlanish; =============== qaytarilish; ================= # issikbardoshlik. +++++++++++++++++++++ Gaz-vodorod korroziyasiga xos reaksiyani ko‘rsating. ========================= H2 + Сu2O « 2Cu + H2 O; ======================= 2H2 + Fe3C « 3Fe + CH4; ====================== 3Ni + SO2 « NiS + 2 NiO; ===================== # A va V javoblar to‘g‘ri. ++++++++++++++++++++++++ Download 359 Kb. 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