Civil Engineering Mcqs | Hydraulics and Fluid Mechanics

For manometer, a better liquid combination is one having______________?

Byadmin January 23, 2019August 15, 2021

For manometer, a better liquid combination is one having______________?

A. higher surface tension
B. lower surface tension
C. surface tension is no criterion
D. high density and viscosity
E. low density and viscosity

Civil Engineering Mcqs | Hydraulics and Fluid Mechanics

According to Bernoulli’s equation for steady ideal fluid flow_______________?

According to Bernoulli’s equation for steady ideal fluid flow_______________?

A. principle of conservation of mass holds
B. velocity and pressure are inversely proportional
C. total energy is constant throughout
D. the energy is constant along a stream-line but may vary across streamlines
E. none of the above

Read More According to Bernoulli’s equation for steady ideal fluid flow_______________?
Civil Engineering Mcqs | Waste Water Engineering

In a residential colony, sewers of diameters 100 mm, 150 mm and 225 mm were laid with a gradient 1 in 120. Which portion of the sewage system does not choke in due course of time?

In a residential colony, sewers of diameters 100 mm, 150 mm and 225 mm were laid with a gradient 1 in 120. Which portion of the sewage system does not choke in due course of time?

A. 100 mm dia.
B. 150 mm dia.
C. 225 mm dia.
D. All of these

Read More In a residential colony, sewers of diameters 100 mm, 150 mm and 225 mm were laid with a gradient 1 in 120. Which portion of the sewage system does not choke in due course of time?
Civil Engineering Mcqs | Waste Water Engineering

If the diameter of a sewer is 150 mm, the gradient required for generating self cleansing velocity, is________________?

If the diameter of a sewer is 150 mm, the gradient required for generating self cleansing velocity, is________________?

A. 1 in 60
B. 1 in 100
C. 1 in 120
D. None of these

Read More If the diameter of a sewer is 150 mm, the gradient required for generating self cleansing velocity, is________________?
Hydraulics and Fluid Mechanics | Mechanical Engineering

A weir is said to be narrow-crested weir, if the width of the crest of the weir is __________ half the height of water above the weir crest.

Question: A weir is said to be narrow-crested weir, if the width of the crest of the weir is __________ half the height of water above the weir crest.
[A].

equal to
[B].
less than
[C].
more than

Answer: Option B

Explanation:

No answer description available for this question.

Read More A weir is said to be narrow-crested weir, if the width of the crest of the weir is __________ half the height of water above the weir crest.
Hydraulics and Fluid Mechanics | Mechanical Engineering

According to equation of continuity,

Question: According to equation of continuity,
[A].

w1a1 = w2a2
[B].
w1v1 = w2v2
[C].
a1v1 = a2v2
[D].
a1/v1 = a2/v2

Answer: Option C

Explanation:

No answer description available for this question.

Read More According to equation of continuity,
Civil Engineering Mcqs | Engineering Economy

What refers to the saving which takes place because goods are not available for consumption rather than consumer really want to save ?

What refers to the saving which takes place because goods are not available for consumption rather than consumer really want to save ?

A. Compulsory saving
B. Consumer saving
C. Forced saving
D. All of the above

Read More What refers to the saving which takes place because goods are not available for consumption rather than consumer really want to save ?

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