a man mass of 62kg climbs up in staircase of 65 steps in 12 seconds. If height of each step is 20 cm, find his power.
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Hi friend
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Your answer
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Mass = m = 62 kg
Number of steps = 65
Time = t = 12 seconds
Height of each step = 20 cm
Total height climbed by the person = (65 × 20)/100 m = 13 m
So,
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Power = p = work done (w)/ Time taken (t)
P = w/t
P = mgh/t. [ Because w = mgh]
P = (62×10×13)/12
P = 671.66 Watt
HOPE IT HELPS
---------------
Your answer
---------------------
Mass = m = 62 kg
Number of steps = 65
Time = t = 12 seconds
Height of each step = 20 cm
Total height climbed by the person = (65 × 20)/100 m = 13 m
So,
-------
Power = p = work done (w)/ Time taken (t)
P = w/t
P = mgh/t. [ Because w = mgh]
P = (62×10×13)/12
P = 671.66 Watt
HOPE IT HELPS
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