In vapour compression refrigeration system, refrigerant occurs as liquid between

Which of the following is a widely used refrigerant in vapour compression refrigeration system (using large centrifugal compressor)?

A

Freon

B

Liquid sulphur dioxide

C

Methyl chloride

D

Ammonia

In a vapour absorption refrigeration system, the compressor of the vapour compression system is replaced by

A

Liquid pump

B

Generator

C

Absorber and generator

D

Absorber, generator and liquid pump

In a vapour compression system, the condition of refrigerant is dry saturated vapour

A

Before entering the compressor

B

After leaving the compressor

C

Before entering the condenser

D

After leaving the condenser

In vapour compression cycle the condition off refrigerant is dry saturated vapour

A

After passing through the condenser

B

Before passing through the condenser

C

After passing through the expansion or throttle valve

D

Before entering the compressor

In vapour compression cycle, the condition of refrigerant is very wet vapour

A

After passing through the condenser

B

Before passing through the condenser

C

After passing through the expansion or throttle valve

D

Before entering the compressor

In vapour compression cycle the condition of refrigerant is superheated vapour

A

After passing through the condenser

B

Before passing through the condenser

C

After passing through the expansion or throttle valve

D

Before entering the expansion valve

In vapour compression cycle, the condition of refrigerant is saturated liquid

A

After passing through the condenser

B

Before passing through the condenser

C

After passing through the expansion throttle valve

D

Before entering the expansion valve

In vapour compression cycle, the condition of refrigerant is high pressure saturated liquid

A

After passing through the condenser

B

Before passing through the condenser

C

After passing through the expansion or throttle valve

D

Before entering the expansion valve

In a vapour compression system, the condition of refrigerant before passing through the condenser is

A

Saturated liquid

B

Wet vapour

C

Dry saturated vapour

D

Superheated vapour

The condition of refrigerant after passing through the condenser in a vapour compression system is

A

Saturated liquid

B

Wet vapour

C

Dry saturated vapour

D

Superheated vapour

In vapour compression refrigeration system, refrigerant occurs as liquid between

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