Hydraulics and Fluid Mechanics | Mechanical Engineering

According to Bazin, the coefficient of discharge varies with the height of water over the sill of a weir.

Byadmin September 14, 2022

Question: According to Bazin, the coefficient of discharge varies with the height of water over the sill of a weir.
[A].

Correct

[B].

Incorrect

Answer: Option A

Explanation:

No answer description available for this question.

Civil Engineering Mcqs | Hydraulics and Fluid Mechanics

Ratio of inertia force to elastic force is known as _____________________?

Ratio of inertia force to elastic force is known as _____________________?

A. Mach number
B. Froude number
C. Reynold’s number
D. Weber’s number
E. none of the above

Read More Ratio of inertia force to elastic force is known as _____________________?
Heat Transfer | Mechanical Engineering | Refrigeration and Air Conditioning

In aircraft, air refrigeration Cycle is used because of

Question: In aircraft, air refrigeration Cycle is used because of
[A].

low weight per tonne of refrigeration
[B].
high heat transfer rate
[C].
low temperature at high altitudes
[D].
higher coefficient of performance

Answer: Option A

Explanation:

No answer description available for this question.

Read More In aircraft, air refrigeration Cycle is used because of
Civil Engineering Mcqs | Hydraulics and Fluid Mechanics

The increase of temperature results in_________________?

The increase of temperature results in_________________?

A. increase in viscosity of gas
B. increase in viscosity of liquid
C. decrease in viscosity of gas
D. decrease in viscosity of liquid
E. A. and D. above

Read More The increase of temperature results in_________________?
Compressors | Gas Dynamics and Gas Turbines | Mechanical Engineering

In a high pressure compressor, the delivery pressure is

Question: In a high pressure compressor, the delivery pressure is
[A].

1 to 5 bar
[B].
5 to 8 bar
[C].
8 to 10 bar
[D].
10 to 15 bar

Answer: Option C

Explanation:

No answer description available for this question.

Read More In a high pressure compressor, the delivery pressure is
Hydraulics and Fluid Mechanics | Mechanical Engineering

The celerity (velocity) of a pressure wave in a fluid is given by (where K = Bulk modulus, and ρ = Density of the fluid)

Question: The celerity (velocity) of a pressure wave in a fluid is given by (where K = Bulk modulus, and ρ = Density of the fluid)
[A].

K.ρ
[B].
K/ρ
[C].
ρ/K
[D].
K.ρ

Answer: Option B

Explanation:

No answer description available for this question.

Read More The celerity (velocity) of a pressure wave in a fluid is given by (where K = Bulk modulus, and ρ = Density of the fluid)
Industrial Engineering And Production Management | Mechanical Engineering

Which of the following statement is correct about the network diagram?

Question: Which of the following statement is correct about the network diagram?
[A].

The events are represented graphically by circles or nodes at the beginning and the end of activity by arrows.
[B].
The tail end of the arrow represents the start of an activity.
[C].
The head of the arrow represents the end of an activity.
[D].
all of the above

Answer: Option D

Explanation:

No answer description available for this question.

Read More Which of the following statement is correct about the network diagram?

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