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Hydraulics and Fluid Mechanics in ME

Hydraulics and Fluid Mechanics in ME
The water pressure per metre length on a vertical masonry wall of dam is (where w = Specific weight of the liquid, and H = Height of the liquid)

wH
wH2/2
wH/2
wH2/4

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

density
temperature
modulus of elasticity
absolute temperature

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Hydraulics and Fluid Mechanics in ME
A hydraulic intensifier normally consists of

A cylinder, a piston, storage tank and control valve
A cylinder and a ram
Two coaxial rams and two cylinders
Two cylinders, two rams and a storage device

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Hydraulics and Fluid Mechanics in ME
The correct relationship among displacement thickness d, momentum thickness m and energy thickness e is

e > d > m
d > m > e
d > e > m
e > m > d

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Hydraulics and Fluid Mechanics in ME
Which of the following meters is not associated with viscosity

Engler
Say bolt
Red wood
Orsat

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Hydraulics and Fluid Mechanics in ME
According to Bazin's formula, the discharge over a rectangular weir is mL2g x H3/2 where m is equal to

0.405 + (0.003/H)
0.003 + (H/0.405)
0.405 + (H/0.003)
0.003 + (0.405/H)

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MORE MCQ ON Hydraulics and Fluid Mechanics in ME

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