Thermodynamics Question 20
Question: The adiabatic Bulk modulus of a perfect gas at pressure is given by
[CPMT 1982; MH CET 2001]
Options:
A) Starts becoming hotter
B) Remains at the same temperature
C) Starts becoming cooler
D) May become hotter or cooler depending upon the amount of water vapour present
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Answer:
Correct Answer: C
Solution:
Pressure is reduced, so the temperature falls.