a man of mass 62kg sums up a staircase of 65 steps in 12s. if height of each step is 20cm, find his power. take g= 10 m/s2
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power = energy / time
energy = mass * gravitation *height
energy = 62 x 10 x 65 x .2= 8060
so Power is equal to 8060 divided by 12 which equals 6 7 1.2
energy = mass * gravitation *height
energy = 62 x 10 x 65 x .2= 8060
so Power is equal to 8060 divided by 12 which equals 6 7 1.2
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