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Fluid Mechanics

Fluid Mechanics
Laminar flow is characterised by the nonexistence of

Eddies
All of these
Pressure fluctuation
Deviating velocities

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Fluid Mechanics
The resistance wire used in a hot wire anemometer for conducting electrical current is made of

Copper
Tungsten
Aluminium
Chromium

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Fluid Mechanics
Curve III in the above diagram represents a/an

None of these
Pseudo plastic fluid
Ideal plastic
Dilatent fluid

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Fluid Mechanics
The hydraulic radius for flow in a rectangular duct of cross-sectional dimension H, W is

HW/4(H + W)²
2HW/(H + W)²
HW/2(H + W)²
√(HW/π)

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

Vane
Piston
Plunger
Centrifugal

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Fluid Mechanics
The head loss in turbulent flow in a pipe varies

As (velocity)²
Inversely as the velocity
As velocity
Inversely as the square of diameter

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MORE MCQ ON Fluid Mechanics

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