An electric pump is used to fill an overhead talk of capacity kept at a height of above the ground. If the pump takes 5 minutes to fill the tank by consuming power the efficiency of the pump should be (Take ) |
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a) |
60% |
b) |
40% |
c) |
20% |
d) |
30% |

An electric pump is used to fill an overhead talk of capacity kept at a height of above the ground. If the pump takes 5 minutes to fill the tank by consuming power the efficiency of the pump should be (Take ) |
|||||||

a) |
60% |
b) |
40% |
c) |
20% |
d) |
30% |

1 Answer

127 votes

Work done in raising water ( volume density) Useful power Efficiency |

127 votes

127