How is the power related to the speed at which a body can be lifted? How many kilograms will a man working at the power of 100 W, be able to lift
at constant speed of 1 m s–1 vertically? (g = 10 m s–2)
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10 kg
Explanation:
Man working at a power of 100 W can lift 10 kg.
Power (P) = work / time = F * s / t
where F is force, s is displacement and t is time. Man working at a power of 100 W can lift 10 kg.
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