fizika masalalar to'plami
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1. c1=c va c2=2c sig’imli kondensatorlar qutblari teskari ulanganda natijaviy kuchlanish qanday?u1=u u2=3u 2. jism e kinetic energiya bilan gorizontga burchak ostida otildi. traektoriyaning eng yuqori nuqtasida kinetic energiyasi e/4 ga kamaysa jism qanday burchak ostida otilgan? 3. agar r2=r3=3r1 bo’lsa, q1:q2:q3 ni toping 4. ni2+ eritmasining elektrokimyoviy ekvivalentini toping?uning molyar massasi 58g/mol. 5. foton nurlatgich v=0.5c tezlikda ketayotib foton nurlatsa,ularning nisbiy tezligini toping? 6. (real-test) kinetic energiyasi e ga teng bo’lgan va tinchlikdagi massasi m bo’lgan zarra impulsini toping? a)d) 7. massasi 32kg bo’lgan jism f=400n kuch ta’sirida 42m balandlikga ko’tarildi. bajarilgan ishni toping? 8. har birining radiusi 5mm bo’lgan 27 ta tomchilar birlashdi. va radius...
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