how much power is given to raise a drum of mass 150 kg through a height of 20metre in one minute
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Calculate the gain of potential energy by raising the drum
Which is equal to
150*9.8*20 = 29400 joules
Power = work done /time
= 29400/60
= 490 j/sec
Which is equal to
150*9.8*20 = 29400 joules
Power = work done /time
= 29400/60
= 490 j/sec
maths125:
p= w /t but how u put P.E in Work
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