Slip of a reciprocating pump is negative, when

Related MCQs

• By fitting an air vessel to the reciprocating pump, there is always a saving of work done and subsequently saving of power. This saving in case of a single acting reciprocating pump is
• Slip of a reciprocating pump is defined as the
• In a reciprocating pump, air vessels are fitted to the suction pipe and deliver pipe close to the cylinder of the pump.
• The specific speed of a centrifugal pump may be defined as the speed of an imaginary pump, identical with the given pump, which will discharge one litre of water, while it is being raised through a head of one metre.
• In a reciprocating pump, air vessels are used to
• In the above question, the saving in case of a double acting reciprocating pump is
• A reciprocating pump is also called a
• The air vessel, in a reciprocating pump, is a cast iron closed chamber having an opening at its base.
• A reciprocating pump is suitable for less discharge and higher heads.
• The specific speed from 160 to 500 r.p.m. of a centrifugal pump indicates that the pump is