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Fluid Mechanics

Fluid Mechanics
Bernoulli's equation is not applicable, when the flow is

Irrotational
Viscous
All of these
Incompressible

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Fluid Mechanics
Velocity at a certain point in case of streamline flow is

Independent of time
Both A & B
Constant
Neither A nor B

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Fluid Mechanics
Medium viscosity lubricating oil can be most ideally pumped by a __________ pump.

Plunger
Centrifugal
Vane
Piston

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Fluid Mechanics
The peripherial velocity at inlet of a centrifugal pump having inlet diameter of 25 cms and rotating at 950 rpm is __________ m/sec.

186.2
736.4
1.8
12.4

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Fluid Mechanics
What is the ratio of displacement thickness to nominal thickness for a linear distribution of velocity in the boundary layer on a flat plate?

2
0.5
1.5
1

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Fluid Mechanics
__________ is an example of axial flow impeller.

All of these
Propeller
Turbine
Paddle

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MORE MCQ ON Fluid Mechanics

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