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A pump has a displacement volume of 8 in3. It delivers 20 gpm at 800 rpm...

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Mechanical Engineering

A pump has a displacement volume of 8 in3. It delivers 20 gpm at800 rpm and 1100 psi. If the prime mover input torque is 2000 in ·lb, a) What is the volumetric efficiency? b) What is the mechanicalefficiency? c) What is the overall efficiency? d) What is thetheoretical torque required to operate the pump?

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