A boy of 50 kg climbs up a pole to height of 8 meter in 20 seconds. What is his power?
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A boy of 50 kg climbs up a pole to height of 8 meter in 20 seconds. What is his power?
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given : mass of boy = 50kg ( fat boy )
height of pole = 8 meters ( very short pole )
time (t) = 20 seconds ( lazy boi )
since , P = W / ∆t
= 50 / 20-0
= 5/2 = 2.5 kg/s
hence , he used muscular power of 2.5 kg per second .
Explanation:
hope you understood :)
Answer:
200 Watt
Explanation:
power=work done /time
=mgh/t
=50*10*8/20=200 Watt