Physics, asked by qwer74181, 1 year ago

What is the workdone by a man weighting 70 kg who is lifted a body of mass of 20 kg to the top of the 9 meter high building?

Answers

Answered by taruntapesh76

1

His work done is zero

Work Done = Force * displacement * cos(theta)

theta is angle between force and displacement

the displacement is zero so work=0

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