Odpowiedź:
R=75Ω
U=150V
-----------------
P = ?
I = U/R = 150V/75Ω = 2A
P =U*I = 150V * 2A = 300 W
odp. P = 300 W
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Odpowiedź:
R=75Ω
U=150V
-----------------
P = ?
I = U/R = 150V/75Ω = 2A
P =U*I = 150V * 2A = 300 W
odp. P = 300 W