Question

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

• A. The work is done by the gas
• B. Internal energy of the gas increases
• C. Both (1) and (2)
• D. None from (1) and (2)

Answer 1

Answer: (C)

Both (1) and (2)

Answer 2

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.