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Hydraulics and Fluid Mechanics in ME

Hydraulics and Fluid Mechanics in ME
Bernoulli's equation is applied to

Venturimeter
All of the listed here
Orifice meter
Pitot tube

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Hydraulics and Fluid Mechanics in ME
The overall efficiency for a Pelton wheel lies between

0.85 to 0.90
0.75 to 0.85
0.65 to 0.75
0.50 to 0.65

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Hydraulics and Fluid Mechanics in ME
In order to avoid cavitation in centrifugal pumps

The delivery pressure should be low
The delivery pressure should be high
The suction pressure should be low
The suction pressure should be high

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Hydraulics and Fluid Mechanics in ME
In axial flow fans and turbines, fluid enters and leaves as follows

Axially, radially
Radially, axially
Axially, axially
Radially, radially

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Hydraulics and Fluid Mechanics in ME
An average value of coefficient of velocity is

0.84
0.97
0.76
0.62

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Hydraulics and Fluid Mechanics in ME
Saving of work done and power by fitting an air vessel to double acting reciprocating pump is of the order of

0.688
0.392
0.848
0.492

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MORE MCQ ON Hydraulics and Fluid Mechanics in ME

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