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Refrigeration and Air Conditioning (2161908)
MCQ
MCQs of Air Refrigeration
Next
MCQ No - 1
Air refrigeration cycle is used in
(A)
commercial refrigerators
(B)
domestic refrigerators
(C)
air-conditioning
(D)
gas liquefaction
Answer
D
MCQ No - 2
Which of the following cycle uses air as the refrigerant
(A)
Ericsson
(B)
Stirling
(C)
Rankine
(D)
Bell-Coleman
Answer
D
MCQ No - 3
If
T
1
is the lower temperature and
T
2
is the higher temperature than the COP of the refrigeration system working on the reversed Carnot cycle is given by
(A)
T
2
-
T
1
T
1
(B)
T
2
-
T
1
T
2
(C)
T
1
T
2
-
T
1
(D)
T
2
T
2
-
T
1
Answer
C
MCQ No - 4
The COP of the reversed Carnot cycle may be improved by
(A)
decreasing the higher temperature
(B)
increasing the lower temperature
(C)
Both (A) and (B)
(D)
none of the above
Answer
C
MCQ No - 5
The COP of a Carnot refrigerator in winter will be ___________ than in summer.
(A)
higher
(B)
lesser
(C)
same
(D)
depends on the capacity of the plant
Answer
A
Refrigeration and Air Conditioning(2161908)
1. Introduction
2. Refrigerants
3. Air Refrigeration
4. Vapour Compression System
5. Absorption Refrigeration System
6. Refrigeration System Components
7. Psychrometry
8. Human Comfort
9. Load Analysis
10. Duct Design and Air Distribution
11. Air-Conditioning Systems
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