Яку напругу слід прикласти до опору в 1000 ом, щоб одержати у ньому струм 8 а ?
maksderbenevMarc
2
15.06.2019 19:30
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3
I- 8 А
R-1000 Ом
Найти- U
U=I*R
U=A*Oм= В
U= 1000*8=8000 В