Question

calculate the work done by a man weighing 50kg is climbing up a ladder 15m high ( g=9.8m/s^​

Answer 1

Answer:

4900 J

Explanation:

P.E=m×g×h

Given m = 50 Kg , h = 10 m.

P.E=50×10×9.8

P.E=50×98=4900J

Hence increase in potential energy is 4900 J

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