An electric pump is used to fill an overhead tank of capacity 9m3 kept at a height of 10m above - Science - Gravitation

Question

An electric pump is used to fill an overhead tank of capacity 9m3
kept at a height of 10m above
the ground If the pump takes 5 minutes to fill the tank by
consuming 10kW power the efficiency
of the pump should be (Take g= 10ms-2)
(A) 60% (B) 40%
(C) 20% (D) 30%

Ankur · Accepted Answer

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An electric pump is used to fill an overhead tank of capacity 9m3 kept at a height of 10m abovethe ground. If the pump takes 5 minutes to fill the tank by consuming 10kW power the efficiencyof the pump should be (Take g= 10ms-2)(A) 60% (B) 40%(C) 20% (D) 30%

An electric pump is used to fill an overhead tank of capacity 9m3 kept at a height of 10m above
the ground. If the pump takes 5 minutes to fill the tank by consuming 10kW power the efficiency
of the pump should be (Take g= 10ms-2)
(A) 60% (B) 40%
(C) 20% (D) 30%