A person of 75 kg climbs upto a height of 5m in 25 sec. Calculate the power consumed by person. (g = lOm/s2)
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Answer:
150watts
Explanation:
power=energy÷time
time=25s
force=mass×acceleration
mass=75kg
acceleration=10m/s2
force=75×10N
force=750N
displacement=5m
energy=force×displacement
energy=750×5joules
energy=3750joules
power=energy÷time
power=3750÷25watts
power=150watts
hope this helps you.....
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