Gate Exam Category


In a reciprocating pump, air vessels are used to


A. smoothen the flow
B. reduce suction head
C. increase delivery head
D. reduce acceleration head

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Gate Other Question


By fitting an air vessel to the reciprocating pump, there is always a saving of work done and subsequently saving of power.The saving in case of a double acting reciprocating pump is


A. 39.2%
B. 48.8%
C. 84.8%
D. 88.4%


In a Francis turbine, the pressure at inlet is __________ that at outlet.


A. less than
B. more than