JEE Main 2019 Physics question

PhysicsThermodynamicsJEE Main 2019

A rigid diatomic ideal gas undergoes an adiabatic process at room temperature. The relation between temperature and volume for this process is = constant, then x is:

Answer: (B)

Solution

x = γ − 1 = 7/5 − 1 = 2/5.

Question ID VK-010474