In vapor compression refrigeration system, refrigerant occurs as liquid between_________________?

Byadmin January 25, 2019August 16, 2021

In vapor compression refrigeration system, refrigerant occurs as liquid between_________________?

A. condenser and expansion valve
B. compressor and evaporator
C. expansion valve and evaporator
D. compressor and condenser
E. none of the above

Heat Transfer | Mechanical Engineering | Refrigeration and Air Conditioning

Which of the following refrigerant has the highest freezing point.

Question: Which of the following refrigerant has the highest freezing point.
[A].

Ammonia
[B].
Carbon dioxide
[C].
Sulphur dioxide
[D].
R-12

Answer: Option B

Explanation:

No answer description available for this question.

Read More Which of the following refrigerant has the highest freezing point.
Refrigeration and Air Conditioning

In refrigerator, liquid receiver is required between condenser and flow controlling device, if quantity of refrigerant for system is_____________________?

In refrigerator, liquid receiver is required between condenser and flow controlling device, if quantity of refrigerant for system is_____________________?

A. less than 2 kg
B. more than or equal to 3.65 kg
C. more than 10 kg
D. there is no such consideration
E. pone of the above

Read More In refrigerator, liquid receiver is required between condenser and flow controlling device, if quantity of refrigerant for system is_____________________?
Refrigeration and Air Conditioning

One ton of refrigeration is equal to the refrigeration effect corresponding to melting of 1000 kg of ice_________________?

One ton of refrigeration is equal to the refrigeration effect corresponding to melting of 1000 kg of ice_________________?

A. in 1 hour
B. in 1 minute
C. in 24 hours
D. in 12 hours
E. in 10 hours

Read More One ton of refrigeration is equal to the refrigeration effect corresponding to melting of 1000 kg of ice_________________?
Refrigeration and Air Conditioning

If the evaporator temperature of a plant is lowered, keeping the condenser temperature constant, the h.p. of compressor required will be________________?

If the evaporator temperature of a plant is lowered, keeg the condenser temperature constant, the h.p. of compressor required will be________________?

A. same
B. more
C. less
D. more/less depending on rating
E. unpredictable

Read More If the evaporator temperature of a plant is lowered, keeping the condenser temperature constant, the h.p. of compressor required will be________________?
Heat Transfer | Mechanical Engineering | Refrigeration and Air Conditioning

Fouling factor is used

Question: Fouling factor is used
[A].

in heat exchanger design as a safety factor
[B].
in case of Newtonian fluids
[C].
when a liquid exchanges heat with a gas
[D].
none of the above

Answer: Option A

Explanation:

No answer description available for this question.

Read More Fouling factor is used
Heat Transfer | Mechanical Engineering | Refrigeration and Air Conditioning

During humidification process, __________ increases.

Question: During humidification process, __________ increases.
[A].

wet bulb temperature
[B].
relative humidity
[C].
dry bulb temperature
[D].
specific humidity

Answer: Option B

Explanation:

No answer description available for this question.

Read More During humidification process, __________ increases.

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