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Hydraulics and Fluid Mechanics in ME

Hydraulics and Fluid Mechanics in ME
When the coefficient of discharge (Cd) is 0.623, then the general equation for discharge over a rectangular weir is

1.84(L - nH)H3
1.84(L - nH)H2
1.84(L - 0.1nH)H5/2
1.84(L - 0.1nH)H3/2

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Hydraulics and Fluid Mechanics in ME
Froude's number is the ratio of inertia force to

Gravity force
Pressure force
Elastic force
Surface tension force

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Hydraulics and Fluid Mechanics in ME
The pressure measured with the help of a Piezometer tube is in

All of these
N/m2
Head of liquid
N/mm2

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

temperature
absolute temperature
density
modulus of elasticity

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Hydraulics and Fluid Mechanics in ME
If the dynamic viscosity of a fluid is 0.5 poise and specific gravity is 0.5, then the kinematic viscosity of that fluid in stokes is

None of these
1
0.5
0.25

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

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

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