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Mechanical Engineering · Q136

Refrigeration And Air Conditioning

Engineering and GATE · Mechanical Engineering · question 136

Q136

A certain refrigerating system has a normal operating suction pressure of 10 kg/cm gauge and condensing pressure of about 67 kg/cm. The refrigerant used is

A.
Ammonia
B.
Carbon dioxide
Answer
C.
Freon
D.
Brine

Answer: Option B

Solution

Answer: Option B
Solution:
A certain refrigerating system has a normal operating suction pressure of 10 kg/cm gauge and condensing pressure of about 67 kg/cm. The refrigerant used is Carbon dioxide
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