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Hydraulics and Fluid Mechanics in ME

Hydraulics and Fluid Mechanics in ME
Indicator diagram of a reciprocating pump is a graph between

Pressure vs. speed
Flow vs. speed
Pressure in cylinder vs. swept volume
Flow vs. swept volume

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Hydraulics and Fluid Mechanics in ME
The optimum value of vane exit angle for a centrifugal pump impeller is

50-60°
20-25°
30-40°
10-15°

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Hydraulics and Fluid Mechanics in ME
The pressure less than atmospheric pressure is known as

Suction pressure
Vacuum pressure
All of the listed here
Negative gauge pressure

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Hydraulics and Fluid Mechanics in ME
Differential monometer is used to measure

pressure in pipes, channels etc
difference of pressure between two points
very low pressure
atmospheric pressure

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Hydraulics and Fluid Mechanics in ME
A fluid of kinematic viscosity 0.4 cm²/sec flows through a 8 cm diameter pipe. The maximum velocity for laminar flow will be

1 m/sec
less than 1 m/sec
1.5 m/sec
2 m/sec

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Hydraulics and Fluid Mechanics in ME
The sheet of water flowing over a notch or a weir is known as

Sill or crest
Nappe or vein
Orifice
None of these

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MORE MCQ ON Hydraulics and Fluid Mechanics in ME

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