Odpowiedź:
W=450J
t=120s
I=2,4A
W=U*I*t
U=W/I*t
U=450J/120s*2,4A
U=1,56V
Wyjaśnienie:
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Odpowiedź:
W=450J
t=120s
I=2,4A
W=U*I*t
U=W/I*t
U=450J/120s*2,4A
U=1,56V
Wyjaśnienie: