A device used for transfering heat from one fluid to another is called heat exchanger.

Byadmin September 14, 2022

Question: A device used for transfering heat from one fluid to another is called heat exchanger.
[A].

True

[B].

False

Answer: Option A

Explanation:

No answer description available for this question.

Heat Transfer | Mechanical Engineering | Refrigeration and Air Conditioning

In larger industrial and commercial reciprocating compression systems, refrigerent widely used is

Question: In larger industrial and commercial reciprocating compression systems, refrigerent widely used is
[A].

ammonia
[B].
carbon dioxide
[C].
sulphur dioxide
[D].
R-12

Answer: Option A

Explanation:

No answer description available for this question.

Read More In larger industrial and commercial reciprocating compression systems, refrigerent widely used is
Industrial Engineering And Production Management | Mechanical Engineering

In a line organisation

Question: In a line organisation
[A].

responsibility of each individual is fixed
[B].
discipline is strong
[C].
quick decisions are taken
[D].
all of these

Answer: Option D

Explanation:

No answer description available for this question.

Read More In a line organisation
Hydraulic Machines | Mechanical Engineering

If the ratio of corresponding velocities at corresponding points are equal, then the model and the prototype are said to have dynamic similarity.

Question: If the ratio of corresponding velocities at corresponding points are equal, then the model and the prototype are said to have dynamic similarity.
[A].

Correct
[B].
Incorrect

Answer: Option B

Explanation:

No answer description available for this question.

Read More If the ratio of corresponding velocities at corresponding points are equal, then the model and the prototype are said to have dynamic similarity.
Compressors | Gas Dynamics and Gas Turbines | Mechanical Engineering

An aftercooler is used to

Question: An aftercooler is used to
[A].

remove impurities from air
[B].
reduce volume of air
[C].
cause moisture and oil vapour to drop out
[D].
cool the air

Answer: Option C

Explanation:

No answer description available for this question.

Read More An aftercooler is used to
Compressors | Gas Dynamics and Gas Turbines | Mechanical Engineering

In a single stage, single acting reciprocating air compressor, without clearance, the workdone on the air during isentropic compression is __________ the heat required to raise the temperature of air from T1 to T2 at a constant pressure.

Question: In a single stage, single acting reciprocating air compressor, without clearance, the workdone on the air during isentropic compression is __________ the heat required to raise the temperature of air from T1 to T2 at a constant pressure.
[A].

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

Answer: Option A

Explanation:

No answer description available for this question.

Read More In a single stage, single acting reciprocating air compressor, without clearance, the workdone on the air during isentropic compression is __________ the heat required to raise the temperature of air from T1 to T2 at a constant pressure.
Automobile Engineering | Mechanical Engineering

The aspect ratio (expressed in percentage) of the tyre is defined as the ratio of

Question: The aspect ratio (expressed in percentage) of the tyre is defined as the ratio of
[A].

section width to section height
[B].
section height to section width
[C].
wheel diameter to section height
[D].
wheel diameter to section width

Answer: Option B

Explanation:

No answer description available for this question.

Read More The aspect ratio (expressed in percentage) of the tyre is defined as the ratio of

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