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Hydraulics & Fluid Mechanics

Hydraulics & Fluid Mechanics
A large Roynold number is indication of

highly turbulent flow.
smooth and streamline flow
LAMINAR FLOW
turbulent flow

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Hydraulics & Fluid Mechanics
THE THEORETICAL VALUE OF COEFFICIENT OF CONTRACTION OF A SHARP EDGED ORIFICE IS

0.95
0.611
0.86
1.01

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Hydraulics & Fluid Mechanics
The total pressure force on a plane area is equal to the area multiplied by the intensity of pressure at the centriod, if

the area is horizontal
All of these
the area is vertical
the area is inclined

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Hydraulics & Fluid Mechanics
The flow which neglects changes in a transverse direction is known as

steady flow
uniform flow
turbulent flow
one dimensional flow

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Hydraulics & Fluid Mechanics
Which of the following instrument can be used for measuring speed of an aeroplane

Venturimeter
pitot tube
Orifice plate
rotameter

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Hydraulics & Fluid Mechanics
The line of action of the buoyant force acts through the centroid of the

displaced volume of the fluid
volume of the floating body
volume of the fluid vertically above the body
submerged body

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MORE MCQ ON Hydraulics & Fluid Mechanics

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