a man of 60kg takes a mass of 15kg to a height of 10m for 5 mints.what will be the power exerted to take that mass?
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Answered by
2
power = work done /time = (F*d)/t
= (750*10)/300
= 25 Watt
= (750*10)/300
= 25 Watt
Answered by
1
Work done = (m + M)gh
= (15 kg + 60 kg) × 9.8 m/s² × 10 m
= 7350 joule
Power = Work done / Time
= 7350 Joule / (5 × 60 seconds)
= 24.5 watts
Power required to take the mass is 24.5 watts.
= (15 kg + 60 kg) × 9.8 m/s² × 10 m
= 7350 joule
Power = Work done / Time
= 7350 Joule / (5 × 60 seconds)
= 24.5 watts
Power required to take the mass is 24.5 watts.
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