Предмет: Физика, автор: demki66

Чему равно сопротивление стальной проволоки длиной 50 км и поперечным сечением 4 мм​

Ответы

Автор ответа: aidaela62
2

R=pL /S=0,017*50/4=0,017*12,5=0,2125 Ом

Объяснение:

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