Odpowiedź:
U=230V
P=575W
t=180s
a)
P=UI
I=P/U
I=575W/230V
I=2,5A
b)
W=Pt
W=575W*180s
W=103500J
Wyjaśnienie:
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Odpowiedź:
U=230V
P=575W
t=180s
a)
P=UI
I=P/U
I=575W/230V
I=2,5A
b)
W=Pt
W=575W*180s
W=103500J
Wyjaśnienie: