A centrifugal pump should be so installed above the water level in the sump such that

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Mr. Dubey

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📊 Fluid Mechanics and Hydraulic Machines

Q. A centrifugal pump should be so installed above the water level in the sump such that

(A) The negative pressures are not allowed to develop in the impeller
(B) The negative pressures do not reach as low a value as the vapour pressure
(C) Its height is more than 10·28 m at ordinary temperature of liquid
(D) None of the above.

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✅ Correct Answer: (B) The negative pressures do not reach as low a value as the vapour pressure

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