Moisture in freon refrigeration system causes________________?

Byadmin January 25, 2019August 16, 2021

Moisture in freon refrigeration system causes________________?

A. ineffective refrigeration
B. high power consumption
C. freezing automatic regulating valve
D. corrosion of whole system
E. breakdown of refrigerant

Heat Transfer | Mechanical Engineering | Refrigeration and Air Conditioning

The capillary tube is not used in large capacity refrigeration systems because

Question: The capillary tube is not used in large capacity refrigeration systems because
[A].

cost is too high
[B].
capacity control is not possible
[C].
it is made of copper
[D].
required pressure drop can not be achieved

Answer: Option B

Explanation:

No answer description available for this question.

Read More The capillary tube is not used in large capacity refrigeration systems because
Heat Transfer | Mechanical Engineering | Refrigeration and Air Conditioning

In mechanical refrigeration system, the refrigerant has the maximum temperature

Question: In mechanical refrigeration system, the refrigerant has the maximum temperature
[A].

in evaporator
[B].
before expansion valve
[C].
between compressor and condenser
[D].
between condenser and evaporator

Answer: Option C

Explanation:

No answer description available for this question.

Read More In mechanical refrigeration system, the refrigerant has the maximum temperature
Refrigeration and Air Conditioning

The bank of tubes at the back of domestic refrigerator are _________________?

The bank of tubes at the back of domestic refrigerator are _________________?

A. condenser tubes
B. evaporator tubes
C. refrigerant cooling tubes
D. capillary tubes
E. throttling device

Read More The bank of tubes at the back of domestic refrigerator are _________________?
Refrigeration and Air Conditioning

In a refrigeration system, heat absorbed in comparison to heat rejected is_________________?

In a refrigeration system, heat absorbed in comparison to heat rejected is_________________?

A. more
B. less
C. same
D. more for small capacity and less for high capacity
E. less for small capacity and more for high capacity

Read More In a refrigeration system, heat absorbed in comparison to heat rejected is_________________?
Refrigeration and Air Conditioning

The vapor pressure of refrigerant should be_________________?

The vapor pressure of refrigerant should be_________________?

A. lower than atmospheric pressure
B. higher than atmospheric pressure
C. equal to atmospheric pressure
D. could be anything
E. none of the above

Read More The vapor pressure of refrigerant should be_________________?
Heat Transfer | Mechanical Engineering | Refrigeration and Air Conditioning

In case of sensible heating of air, the coil efficiency is given by (where B.P.F. = By-pass factor)

Question: In case of sensible heating of air, the coil efficiency is given by (where B.P.F. = By-pass factor)
[A].

B.P.F. – 1
[B].
1 – B.P.F.
[C].

[D].
1 + B.RF.

Answer: Option B

Explanation:

No answer description available for this question.

Read More In case of sensible heating of air, the coil efficiency is given by (where B.P.F. = By-pass factor)

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