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Mechanical Engineering · Q124

Refrigeration And Air Conditioning

Engineering and GATE · Mechanical Engineering · question 124

Q124

R-12 is generally preferred over R-22 in deep freezers since

A.
It has low operating pressures
B.
It gives higher coefficient of performance
C.
It is miscible with oil over large range of temperatures
Answer
D.
All of the above

Answer: Option C

Solution

Answer: Option C
Solution:
R-12 is generally preferred over R-22 in deep freezers since It is miscible with oil over large range of temperatures