moc wiertarki wynosi 600w .Pracuje ona w ciągu 60s . Jaką pracę wykona w tym czasie ?
P = W/t
W = P*t
W = 600W*60s
W = 36000J
W = 36kJ
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P = W/t
W = P*t
W = 600W*60s
W = 36000J
W = 36kJ
P = W/t
W = P*t
W = 600W*60s
W = 36000J
W = 36kJ