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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

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

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Hydraulics and Fluid Mechanics in ME
The total energy of each particle at various places in the case of perfect incompressible fluid flowing in continuous stream

Keeps on decreasing
May increase/decrease
Remain constant
Keeps on increasing

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Hydraulics and Fluid Mechanics in ME
A jet of water discharging from a 40 mm diameter orifice has a diameter of 32 mm at its vena contracta. The coefficient of contraction is

0.64
0.87
0.46
0.78

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Hydraulics and Fluid Mechanics in ME
The fluid forces considered in the Navier Stokes equation are

gravity, pressure and turbulent
gravity, viscous and turbulent
gravity, pressure and viscous
pressure, viscous and turbulent

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

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

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Hydraulics and Fluid Mechanics in ME
Pitot tube is used for measurement of

velocity
dsscharge
pressure
flow

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MORE MCQ ON Hydraulics and Fluid Mechanics in ME

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