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Vapour Compression Refrigeration Systems MCQ Questions & Answers - Refrigeration and Air Conditioning

Vapour Compression Refrigeration Systems MCQs : This section focuses on the "Vapour Compression Refrigeration Systems" in Refrigeration and Air Conditioning. These Multiple Choice Questions (MCQs) should be practiced to improve the Refrigeration and Air Conditioning skills required for various interviews (campus interview, walk-in interview, company interview), placement, entrance exam and other competitive examinations.




Question 1

Vapour-compression refrigeration used in?

A. domestic refrigerators
B. commercial refrigerators
C. large-scale warehouses
D. All of the above

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Question 2

Vapor-compression uses a circulating liquid refrigerant as the medium which absorbs and removes heat from the space to be cooled and subsequently rejects that heat elsewhere.

A. TRUE
B. FALSE
C. Can be true or false
D. Can not say

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Question 3

Circulating refrigerant enters the compressor in the thermodynamic state known as a?

A. condensed
B. saturated vapor
C. compressor
D. thermal expansion valve

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Question 4

The condensed liquid refrigerant, in the thermodynamic state known as a?

A. unisaturated liquid
B. unsaturated liquid
C. saturated liquid
D. None of the above

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Question 5

The vapor compression refrigeration system is similar to a ________

A. latent heat pump
B. latent heat engine
C. generator
D. evaporator

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Question 6

In which case does the compression process remains in superheated state?

A. Wet state
B. Dry state
C. Semi-dry state
D. Always

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Question 7

Refrigerating effect corresponds to which of the following processes?

A. Condensing process
B. Expansion process
C. Vaporizing process
D. Compression process

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Question 8

Which case is when the refrigerant compression process is carried while it’s wet?

A. Dry state
B. Semi-dry state
C. Always
D. Wet state

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Question 9

The COP of vapor compression refrigeration compared to simple air refrigeration system is ________

A. low
B. same
C. high
D. Can not say

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Question 10

The superheated vapor then passes through the condenser.

A. Yes
B. No
C. Can be yes or no
D. Can not say

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