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Sahay Sir > Question Answers > Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) > A pump is required to lift 1000kg of water per minute from a well 20m deep and eject it at a rate of 20m/s. 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?

A pump is required to lift 1000kg of water per minute from a well 20m deep and eject it at a rate of 20m/s. 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?

An automobile of mass m accelerates its position and instantaneous velocity changes w.r.t. time assuming the automobile starts from rest. starting from rest while the engine supplies constant power P