The capacity of a domestic refrigerator is in the range of

Byadmin September 14, 2022

Question: The capacity of a domestic refrigerator is in the range of
[A].

0.1 to 0.3 TR

[B].

1 to 3 TR

[C].

3 to 5 TR

[D].

5 to 7 TR

Answer: Option A

Explanation:

No answer description available for this question.

Engineering Mechanics | Mechanical Engineering

For a self locking machine, the efficiency must be

Question: For a self locking machine, the efficiency must be
[A].

equal to 50%
[B].
less than 50%
[C].
greater than 50%
[D].
100%

Answer: Option B

Explanation:

No answer description available for this question.

Read More For a self locking machine, the efficiency must be
Heat Transfer | Mechanical Engineering | Refrigeration and Air Conditioning

A heat exchanger with heat transfer surface area A and overall heat transfer coefficient U handles two fluids of heat capacities Cmax and Cmin. The number of transfer units (NTU) used in the analysis of heat exchanger is specified as

Question: A heat exchanger with heat transfer surface area A and overall heat transfer coefficient U handles two fluids of heat capacities Cmax and Cmin. The number of transfer units (NTU) used in the analysis of heat exchanger is specified as
[A].

[B].

[C].
AU Cmin
[D].

Answer: Option D

Explanation:

No answer description available for this question.

Read More A heat exchanger with heat transfer surface area A and overall heat transfer coefficient U handles two fluids of heat capacities Cmax and Cmin. The number of transfer units (NTU) used in the analysis of heat exchanger is specified as
Compressors | Gas Dynamics and Gas Turbines | Mechanical Engineering

In reciprocating air compressors, isothermal efficiency is used for all sorts of calculations.

Question: In reciprocating air compressors, isothermal efficiency is used for all sorts of calculations.
[A].

Correct
[B].
Incorrect

Answer: Option A

Explanation:

No answer description available for this question.

Read More In reciprocating air compressors, isothermal efficiency is used for all sorts of calculations.
Heat Transfer

Thermal diffusivity of a substance is ____________________?

Thermal diffusivity of a substance is ____________________?

A. proportional of thermal conductivity
B. inversely proportional to k
C. proportional to (k)
D. inversely proportional to k2
E. none of the above

Read More Thermal diffusivity of a substance is ____________________?
CHEMICAL ENGINEERING | Heat Transfer

Heat transfer by conduction results due to the transfer of free electrons, kinetic energy & vibrational energy from one molecule to another. Conduction heat transfer can not take place

Question: Heat transfer by conduction results due to the transfer of free electrons, kinetic energy & vibrational energy from one molecule to another. Conduction heat transfer can not take place
[A].

between two bodies in physical contact with each other.
[B].
between two bodies not in physical contact with each other.
[C].
from one part of a body to the another part of the same body.
[D].
both ‘b’ & ‘c’

Answer: Option B

Explanation:

No answer description available for this question.

Read More Heat transfer by conduction results due to the transfer of free electrons, kinetic energy & vibrational energy from one molecule to another. Conduction heat transfer can not take place
Industrial Engineering And Production Management | Mechanical Engineering

The bonus increases in proportion to the increase in efficiency. This statement applies to

Question: The bonus increases in proportion to the increase in efficiency. This statement applies to
[A].

Halsey plan
[B].
Ganttplan
[C].
Emerson’s efficiency plan
[D].
Rowan plan

Answer: Option C

Explanation:

No answer description available for this question.

Read More The bonus increases in proportion to the increase in efficiency. This statement applies to

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