Hydraulics and Fluid Mechanics | Mechanical Engineering

An internal mouthpiece is said to be running __________ if the length of the mouthpiece is more than three times the diameter of the orifice.

Byadmin September 14, 2022

Question: An internal mouthpiece is said to be running __________ if the length of the mouthpiece is more than three times the diameter of the orifice.
[A].

free

[B].

partially

[C].

full

Answer: Option C

Explanation:

No answer description available for this question.

Mechanical Engineering | Production Engineering

A single point thread cutting tool should ideally have

Question: A single point thread cutting tool should ideally have
[A].

zero rake angle
[B].
positive rake angle
[C].
negative rake angle
[D].
point angle

Answer: Option A

Explanation:

No answer description available for this question.

Read More A single point thread cutting tool should ideally have
Hydraulics and Fluid Mechanics | Mechanical Engineering

If a body floating in a liquid occupies a new position and remains at rest in this new position, when given a small angular displacement, The body is said to be in __________ equilibrium.

Question: If a body floating in a liquid occupies a new position and remains at rest in this new position, when given a small angular displacement, The body is said to be in __________ equilibrium.
[A].

neutral
[B].
stable
[C].
unstable

Answer: Option A

Explanation:

No answer description available for this question.

Read More If a body floating in a liquid occupies a new position and remains at rest in this new position, when given a small angular displacement, The body is said to be in __________ equilibrium.
Engineering Materials | Mechanical Engineering

Blast furnace is used to produce

Question: Blast furnace is used to produce
[A].

pig iron
[B].
cast iron
[C].
wrought iron
[D].
steel

Answer: Option A

Explanation:

No answer description available for this question.

Read More Blast furnace is used to produce
Civil Engineering Mcqs | Hydraulics and Fluid Mechanics

Flow occurring in a pipeline when a valve is being opened is ______________________?

Flow occurring in a pipeline when a valve is being opened is ______________________?

A. steady
B. unsteady
C. laminar
D. vortex
E. rotational

Read More Flow occurring in a pipeline when a valve is being opened is ______________________?
Civil Engineering Mcqs | Hydraulics and Fluid Mechanics

An ideal flow of any fluid must fulfill the following______________?

An ideal flow of any fluid must fulfill the following______________?

A. Newton’s law of motion
B. Newton’s law of viscosity
C. Pascal’ law
D. Continuity equation
E. Boundary layer theory

Read More An ideal flow of any fluid must fulfill the following______________?
Heat Transfer | Mechanical Engineering | Refrigeration and Air Conditioning

If the evaporator temperature is kept constant, the coefficient of performance of a refrigeration cycle __________ with the increase in condenser temperature.

Question: If the evaporator temperature is kept constant, the coefficient of performance of a refrigeration cycle __________ with the increase in condenser temperature.
[A].

increases
[B].
decreases

Answer: Option B

Explanation:

No answer description available for this question.

Read More If the evaporator temperature is kept constant, the coefficient of performance of a refrigeration cycle __________ with the increase in condenser temperature.

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