JEE Main 202126 Feb, Evening shiftPhysicsEasyThermodynamics163× since 2002The internal energy (U), pressure (P) and volume (V) of an ideal gas are related as U === 3PV + 4. The gas is :AOption A. either monoatomic or diatomic.BOption B. monoatomic only.COption C. polyatomic only.DOption D. diatomic only.CheckSkip · show solution