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Hydraulics and Fluid Mechanics in ME

Hydraulics and Fluid Mechanics in ME
A large Reynold number is indication of

Steady flow
Smooth and streamline flow
Highly turbulent flow
Laminar flow

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Hydraulics and Fluid Mechanics in ME
The discharge through a reaction turbine with increase in unit speed

Decreases
Remain unaffected
First increases and then decreases
Increases

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Hydraulics and Fluid Mechanics in ME
The speed of sound in a ideal gas varies directly as its

absolute temperature
density
modulus of elasticity
temperature

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Hydraulics and Fluid Mechanics in ME
The most economical section of a rectangular channel is one which has hydraulic mean depth or hydraulic radius equal to

Half the depth
Twice the depth
Half the breadth
Twice the breadth

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Hydraulics and Fluid Mechanics in ME
A one dimensional flow is one which

is steady uniform flow
is uniform flow
involves zero transverse component of flow
takes place in straight lines

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Hydraulics and Fluid Mechanics in ME
The maximum efficiency of transmission through a pipe is

0.5
0.7666
0.567
0.6667

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MORE MCQ ON Hydraulics and Fluid Mechanics in ME

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