For starting an axial flow pump, its delivery valve should be____________________?

Question: A reciprocating pump is also called a __________ displacement pump.
[A].

positive

[B].

negative

Answer: Option A

Explanation:

No answer description available for this question.

Question: A Francis turbine is used when the available head of water is
[A].

0 to 25 m

[B].

25 m to 250 m

[C].

above 250 m

[D].

none of these

Answer: Option B

Explanation:

No answer description available for this question.

Question: Overall efficiency of a centrifugal pump is the ratio of
[A].

energy available at the impeller to the energy supplied to the pump by the prime mover

[B].

actual workdone by the pump to the energy supplied to the pump by the prime mover

[C].

energy supplied to the pump to the energy available at the impeller

[D].

manometric head to the energy supplied by the impeller per kN of water

Answer: Option B

Explanation:

No answer description available for this question.