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P=?
m=100 kg
t= 2 s
h=s= 2 m
P= W/t
W=Ep
Ep= m*g*h
W= 100 kg * 2s *10 m/s2
W= 2000 J
P = 2000 :2 s
P= 1000 W
prosze o naj:P
h=2m
t=2s
P=? (P to moc)
P=W/t
W=F*h
F=m*g
więc F=100kg*10m/s²=1000N
W=1000N*2m=2000J
P=W/t=2000J/2s=1000W i to jest nasza odpowiedź, moc wynosi 1000watów
P = 1000W