AMU Engineering 2020 solved paper Solved Paper

A cubical box with porous walls containing an equal number of O2 and H2 molecules is placed in a larger evacuated chamber. The entire system is maintained at constant temperature T. The ratio of V‌rms ‌ of O2 molecules to that of the V‌rms ‌ of H2 molecules, found in the chamber outside the box after a short interval is