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.Management Sciences
A. Provided in the discharge line
B. Generally a globe valve
C. Provided to prevent liquid from backing up through the pump when the pump is turned off or
accidently stops running
D. All A., B. and C.
Related Mcqs:
- Bernoulli’s equation is not applicable, when the flow is___________________?
- A. Irrotational B. Incompressible C. Viscous D. All A., B. & C....
- In centrifugal pumps, cavitation occurs, when pressure of the impeller eye or vane becomes_______________?
- A. Less than atmospheric pressure B. More than liquid vapor pressure C. Less than liquid vapor pressure D. More than atmospheric pressure...
- Function of air vessel provided in a reciprocating pump is to_________________?
- A. Reduce discharge fluctuation B. Reduce the danger of cavitation C. Avoid the necessity of priming D. Increase the pump efficiency...
- Velocity head on sudden enlargement in a horizontal pipe is converted into ______________ head?
- A. Elevation B. Pressure C. Both A. & B. D. Neither A. nor B....
- The component of acceleration resulting due to unsteady nature of flow is called ____________ acceleration?
- A. Normal B. Local C. Convective D. Tangential...
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