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Hydraulics & Fluid Mechanics

Hydraulics & Fluid Mechanics
Operation of McLeod gauge used for low pressure measurement is based on the principle of

Charle’s law
Boyle’s law
Pascal’s law
gas law

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

one dimensional flow
steady flow
turbulent flow
uniform flow

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Hydraulics & Fluid Mechanics
The discharge through a V- notch varies as

H1/2
H5’4 where H is head.
H5/2
H3’2

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

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Hydraulics & Fluid Mechanics
For a sphere of radius 15 cm moving with a uniform velocity of 2 m/sec through a liquid of specific gravity 0.9 and dynamic viscosity 0.8 poise, the Reynolds number will be

600
337.5
675
300

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Hydraulics & Fluid Mechanics
Normal depth in open channel flow is the depth of flow corresponding to

laminar flow
unsteady flow
uniform flow
Steady flow

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MORE MCQ ON Hydraulics & Fluid Mechanics

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