Thermodynamics Question 174

Question: When heat is given to a gas in an isobaric process, then

[DPMT 2001]

Options:

A) The work is done by the gas

B) Internal energy of the gas increases

C) Both (a) and (b)

D) None from (a) and (b)

Show Answer

Answer:

Correct Answer: C

Solution:

When heat is supplied at constant pressure, a part of it goes in the expansion of gas and remaining part is used to increase the temperature of the gas which in turn increases the internal energy.