Question

a pump is used to raise water to height of 20 m and transfer 2000 kg of water in 15 minute calculate power of the pump

Answer 1

Here, h =20m
m = 2000kg
t = 15 min = 15 x 60 = 900 s
Power P = mgh / t = 2000 x 10 x 20 / 900 = 444.44
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Answer 2

 h =20 m
m = 2000 kg
t = 15 min = 15 x 60 = 900 s
Power P = mgh / t = 2000 x 10 x 20 / 900 = 444.44 
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