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A body weighing 350 Newton, runs up a flight of 30 steps, each 20 cm high in 5 seconds. Calculate the power spent. |
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Answer» The weight of the body (mg) = 350 Newton Total distance covered by the body = 30 x 20 cm = 600 cm = 6 metres = 350 N x 6m / 5 seconds = 420 watts |
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