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A pump is required to lift 1000kg of water per minute from a well 12 m deep and eject it with a spee of 20m/s. what must be the power output of the pump?
5 months ago

Answers : (1)

Arun
11595 Points
							
mass of the object=1000kg
time taken=1 min(60sec)
height attained =12 m
velocity attained= 20 m/s
∴ kinetic energy in the body 
E= 1/mv^2
E=1/2*1000*20^2
E=500*400
E=200000 J
∴power=energy/time
P=200000/60
P=3333.33 W
 
 
Regards
Arun (askIITians forum expert)
5 months ago
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