Предмет: Физика, автор: AmikSon

Найдите сопротивление спирали, сила тока в которой 0,5 А, а напряжение на её концах
120 В

Ответы

Автор ответа: Анна83230
0
Дано:
I = 0,5 A
U = 120 B
R = ?
Сопротивление находится по формуле R = U/I
Значит R = 120 : 0,5 = 240 Ом
Ответ: 240 Ом
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