Предмет: Физика, автор: sampvasilev

Визначити опір лампочки, якщо амперметр показує 2А, а вольтметр 398 В

Ответы

Автор ответа: antoniosamara9

1

Ответ:

I=2A

U=398

R=U/I

398/2=199Ом

за законом Ома

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