Fizikadan 9 sinflar uchun I chorak oraliq nazorat

12. Gaz ideal bo’lishi uchun nimalarni hisobga olmaslik kerak?
A) molekulalarning to’qnashuvini
B) molekulalarning to’qnashgandagi o’zaro ta’sirini
C) molekulalarning harakatini
D) molekulalarning massalarini
13. Berilgan tenglamalar orasidan Mendeleyev-Klapeyron qonunining ifodasini toping.
A) PV=(m/M)RT B) PV=const
C) PV/T=const D) V/T=const
14. Universal gaz doimiysining birligini ko’rsating.
A) J/K*mol B) J*mol/K
C) J/kg*K D) J/K
15. Izojarayonlar necha xil jarayondan tashkil topgan?
A) 2 B) 3 C) 4 D) 5
16. Izotermik jarayon qanday qonun deb ham ataladi?
17. Molekular-kinetik nazariyaning asosiy tenglamasini to’g’ri toping.
18. Izobarik jarayonda nima o’zgarmas bo’lib qoladi?
19. Hajm birligiga to’g’ri kelgan molekulalar soniga nima deyiladi?
20. Absolyut temperaturaning formulasini to’g’ri ko’rsating.
21 Molekulalar ilgarilanma harakatining o’rtacha kinetic energiyasi 8.28*10^-21 J bo’lgan gazning temperaturasini toping.
A) 130 ^oC B) 137 ^oC
C) 117 ^oC D) 127 ^oC
22. 30 g li suv tomchisida qancha suv molekulasi bor? N_a=6*10²³ 1/mol
A) 3*10²³ B) 2*10²³
C) 2*10²⁴ D) 1.8*10²⁴
23. Yorug’lik tezligini laboratoriya sharoitida birinchi marta kim aniqlagan?
A) Maksvell B) Nyuton
C) Fizo D) Gers
24. Yorug’lik tezligi vakuumda nechaga teng?
A) 2.5*10⁸ m/s B) 31300 km/s
C) 3*10⁸ m/s D) 2.2*10⁸ m/s
25. Issiqlik miqdori formulasini to’g’ri ko’rsating.
A) Q=qm B) Q=cm (t₂-t₁)
C) A=FS D) to’g’ri javob yo’q
Fizikadan 9 - sinflar uchun II chorak yakuniy nazorat
TEST SAVOLLARI
Sinf ____ sana ____ F.I. _______________________________________________________

1.