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Fluid Mechanics

Fluid Mechanics
The ratio of actual discharge to theoretical discharge through an orifice is equal to

Cd/Cv
Cv . Cd
Cc . Cv
Cc . Cd

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Fluid Mechanics
Cavitation in a centrifugal pump results from

High discharge velocity
High discharge pressure
Low barometric pressure
High discharge rate

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Fluid Mechanics
Unsteady uniform flow is represented by flow through a/an

Expanding tube at constant rate
Long pipe at decreasing rate
Long pipe at constant rate
Expanding tube at increasing rate

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Fluid Mechanics
Transition from laminar flow to turbulent flow is aided by the

Surface roughness and curvature (i.e.sharp corners)
Pressure gradient and the compressibility of the flowing medium
Vibration
All of these

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Fluid Mechanics
Water flow rate in a pipe of 3.5 metres diameter can be most economically and conveniently measured by a/an

Rotameter
Orificemeter
Venturimeter
Pitot tube

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Fluid Mechanics
The speed of sound in an ideal gas varies as the

Density
None of these
Temperature
Pressure

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MORE MCQ ON Fluid Mechanics

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