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Hydraulics and Fluid Mechanics in ME

Hydraulics and Fluid Mechanics in ME
Rain drops are spherical because of

surface tension forces
air resistance
viscosity
atmospheric pressure

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Hydraulics and Fluid Mechanics in ME
The hydraulic grade line is

All of these
always sloping downward in the direction of flow
always above the centre line of pipe
never above the energy grade line

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Hydraulics and Fluid Mechanics in ME
The efficiency of power transmission through pipe is (where H = Total supply head, and hf = Head lost due to friction in the pipe)

H/(H - hf )
(H - hf )/H
H/(H + hf )
(H + hf )/H

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Hydraulics and Fluid Mechanics in ME
Which of the following instruments is used to measure flow on the application of Bernoulli’s theorem

All of these
Orifice plate
Venturimeter
pitot tube

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Hydraulics and Fluid Mechanics in ME
The stress-strain relation of the Newtonian fluid is

Inverse type
Parabolic
Linear
Hyperbolic

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Hydraulics and Fluid Mechanics in ME
Euler's number is the ratio of __________ force to pressure force.

None of these
Inertia
Viscous
Gravity

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MORE MCQ ON Hydraulics and Fluid Mechanics in ME

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