JEE Main 2025 Physics question

Physics Thermodynamics JEE Main 2025

In an adiabatic process, which of the following statements is true?

(1)The molar heat capacity is zeroCorrect
(2)The molar heat capacity is infinite
(3)The internal energy of the gas decreases as the temperature increases
(4)Work done by the gas equals the increase in internal energy

Answer: (1)

Solution

In adiabatic process Q=0=nCΔT, so C=0.

Question ID VK-002524