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3.A person of mass 50 kg runs upto staircase of 40 steps in 6 sec. If the height of each step is 15 cm,then his power will be (If g = 10 m/s^2)1) 300 W2)500 W3) 600 W4) 1000 W |
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Answer» the answer is Explanation: 300 W |
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