Oblicz moc urządzenia , które w casie 30s wykonuje prace 1500J
Z góry dziękuję
t= 30 s
W = 1500J
P = W/t
P= 1500J/30s
P= 50 W
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t= 30 s
W = 1500J
P = W/t
P= 1500J/30s
P= 50 W