a man of mass 50 kg climbs a tower of height 45 m in 5 seconds with the help of and rope find the power of the man
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m=50 kg
hᵥ=45m
hᵤ=0
t=5 s
P.Eᵥ = mghᵥ = 45×50×10 [ if g= 10 m/ s²]
=22500 J
P.Eᵤ=mghᵤ=45×50×0=0J
P = (P.Eᵥ - P.Eᵤ)/t=22500/5=4500 W
hᵥ=45m
hᵤ=0
t=5 s
P.Eᵥ = mghᵥ = 45×50×10 [ if g= 10 m/ s²]
=22500 J
P.Eᵤ=mghᵤ=45×50×0=0J
P = (P.Eᵥ - P.Eᵤ)/t=22500/5=4500 W
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