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A pump is required to lift 1000kg of wat...

A pump is required to lift `1000kg` of water per minute from a well `20m` deep and eject it at a rate of `20ms^-1`.
a. How much work is done in lifting water?
b. How much work is done in giving in KE?
c. What HP(horsepower) engine is required for the purpose of lifting water?

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