71.
Foot valves are provided in the suction line of a centrifugal pump to

72.
Pumping of a corrosive liquid is generally preferred to be done by a __________ pump, as it can be made of a variety of materials including plastics.

74.
In magnetic flow meters, voltage generation is

75.
Net positive suction head (NPSH) of a centrifugal pump must be

78.
A fluidis $$\left( {\frac{\mu }{\rho } = 0.01{\text{ c}}{{\text{m}}^2}/\sec } \right)$$    moving at critical flow condition (NRe = 2100) through a pipe of dia 3 cms. Velocity of flow is __________ cm/sec.

79.
Drag co-efficient for flow past immersed body is the ratio of __________ to the product of velocity head and density.

80.
The co-efficient of discharge of an orificemeter is a function of

Read More Section(Fluid Mechanics)

Each Section contains maximum 100 MCQs question on Fluid Mechanics. To get more questions visit other sections.