Thermodynamics Question 374
Question: A thermally insulated container is divided into two parts by a screen. In one part the pressure and temperature are P and T for an ideal gas filled. In the second part it is vacuum. If now a small hole is created in the screen, then the temperature of the gas will
Options:
A) Decrease
B) Increase
C) Remain same
D) None of the above
Show Answer
Answer:
Correct Answer: C
Solution:
[c] This is the case of free expansion of gas. In free expansion $ \Delta U=0 $
Therefore Temp. remains same.
