Thermodynamics Question 20
The adiabatic Bulk modulus of a perfect gas is given by $ K = \gamma P $, where $ \gamma $ is the ratio of specific heats and $ P $ is the pressure.
[CPMT 1982; MH CET 2001]
Options:
A) Starts to become hotter
B) Remains at the same temperature
C) Starts to become 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.
BETA
