Ответ:
A = U*I*t
I = U/R = 8/12 = 0.66 A
A = 8*0.66*300 = 1584 Дж
6 задача
P = W/t = 156/120 = 1.3 Вт
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Ответ:
A = U*I*t
I = U/R = 8/12 = 0.66 A
A = 8*0.66*300 = 1584 Дж
6 задача
P = W/t = 156/120 = 1.3 Вт