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7-sinf NI va Lab Dildoraxon 2022
7- NAZORAT ISI
1- qator 1.Elektr zanjirdagi lampochkaga parallel ulangan voltmeter 6,5 voltni ko‟rsatmoqda.lampochkadan 12 C zaryad o‟tganda qancha ish bajaradi? 2.Zanjirdagi tok kuchi 0,5 A bo‟lsa,9 minutda qancha zaryad oqib o‟tadi? 3.10 s vaqt davomida o‟tkazgichdan 24 C zaryad o‟tdi.O‟tkazgichdagi kuchlanish 12 V.O‟tkazgich qarshiligini aniqlang. 2-qator 1.Elektr zanjiridagi lampochka spiralidan o‟tayotgan tok kuchi 0,3 A ga teng.Lampochka spiralidan qancha vaqtda 360 c zaryad o‟tadi? 2.Uzunligi 5 m,ko‟ndalang kesimi 0,1mm bo‟lgan alyuminiy simning uchlariga 2 V kuchlanish berildi.shu simdagi tok kuchini aniqlang. 3.zanjir berilgan qismining qarshiligi 24 Om va shu qismidagi kuchlanish 120 V bo‟lsa,berilgan qismdan o‟tayotgan tok kuchini toping. _____________________________________________________________________ _______________________________________________________________________ _______________________________________________________________________ _______________________________________________________________________ _______________________________________________________________________ _______________________________________________________________________ _______________________________________________________________________ _______________________________________________________________________ _______________________________________________________________________ _______________________________________________________________________ _______________________________________________________________________ _______________________________________________________________________ _______________________________________________________________________ _______________________________________________________________________ _______________________________________________________________________ _______________________________________________________________________ _______________________________________________________________________ _______________________________________________________________________ _______________________________________________________________________ _______________________________________________________________________ Download 0.58 Mb. Do'stlaringiz bilan baham: |
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