Two cylinders $A$ and $B$ of equal capacity are connected to each other via a stop cock. $A$ contain

Question

Two cylinders $A$ and $B$ of equal capacity are connected to each other via a stop cock. $A$ contains an ideal gas at standard temperature and pressure. $B$ is completely evacuated. The entire system is thermally insulated. The stop cock is suddenly opened. The process is

Professor PC Thomas Classes · Answer

Free expansion of an ideal gas in an insulated system is an adiabatic process ($Q=0$).