Hydraulic Machines MCQ with Answers

Hydraulic Machines MCQ with Answers

51) A centrifugal pump will start delivering liquid only when the pressure rise in the impeller is equal to the

Answer is:

manometric head

52) A reciprocating pump is also called a _____ displacement pump.

Answer is:

Positive

53) Slip of a reciprocating pump is defined as the

Answer is:

difference of theoretical discharge and the actual discharge

54) Slip of a reciprocating pump is negative, when

Answer is:

suction pipe is long and delivery pipe is short and the pump is running at high speeds

55) Head developed by a centrifugal pump is

Answer is:

proportional to diameter and speed of impeller

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