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Mechanical Engineering - Heat Transfer, Refrigeration and Air Conditioning - Discussion

Discussion Forum : Heat Transfer, Refrigeration and Air Conditioning - Section 2 (Q.No. 22)
Heat Transfer, Refrigeration and Air Conditioning
22.
The critical pressure of a liquid is the pressure
above which a liquid will remain a liquid
above which a liquid will explode
above which a liquid will always convert into a vapour
below which a liquid will always be in vapour form
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
14 comments Page 2 of 2.
MAHARAJA said:   8 years ago
I think C is the correct answer.
Akash kumar said:   8 years ago
The critical temperature of a substance is the temperature at and above which vapor of the substance cannot be liquefied, no matter how much pressure is applied.

The critical pressure of a substance is the pressure required to liquefy a gas at its critical temperature.
Ganesh said:   10 years ago
Critical pressure means pressure at which liquid convert into gas.
AMAL said:   10 years ago
Critical pressure means the pressure at critical temperature. Critical temperature is temperature above which the gas cannot be liquefied even by increasing the pressure.
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