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Calculate the height through which a body of mass 0.5 kg is lifted if the energy spent in doing so is 1.0 J. Take g = 10 m s-2 |
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Answer» Mass = 0.5 kg Energy = 1 J Gravitational potential energy = mgh 1 = 0.5 × 10 × h 1 = 5h Height, h = 0.2 m |
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