Odpowiedź:
h=3m
m=10kg
t=1min=60s
W=E
E=mgh
E=10kg*3m*10N/kg
E=300J
P=W/t
P=300J/60s
P=50W
Wyjaśnienie:
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Odpowiedź:
h=3m
m=10kg
t=1min=60s
W=E
E=mgh
E=10kg*3m*10N/kg
E=300J
P=W/t
P=300J/60s
P=50W
Wyjaśnienie: