7-Mavzu: 5-laboratoriya ishi. Jism kinetik energiyasining uning tezligi va massasiga bog`liqligini aniqlash.
1.Kinetik energiya massaga qanday bog`liq?
a) bog`liq emas +b) to`g`ri proporsional c) teskari proporsional d) kvadratiga to`g`ri proporsional
2. Kinetik energiya jismning tezligiga qanday bog`liq?
a) bog`liq emas b) to`g`ri proporsional c) teskari proporsional +d) kvadratiga to`g`ri proporsional
3. Quyidagi jihozlardan qaysilari ushbu lobaratoriya ishi uchun zarur?
1. chizg`ich 2. Po`lat sharcha 3. O`quv dinamometri. 4. 100g massali yuk 5.sekundomer 6.metal nov 7. Brusok.
+a) 2,5,6,7 b) 1,2,3,4 c) 4,5,6,7 d) 1,3,5,7
4. Ushbu laboratoriya ishida qiya nov nima uchun kerak?
a) brusokni tutib turish uchun + b) metal novni dumalatib yuborish uchun c) sekundomerni ishga tushirish uchun d) brusokni surish uchun
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