PhysicsEasy251×since 2002Q7440A sample contains mixture of helium and oxygen gas. The ratio of root mean square speed of helium and oxygen in the sample, is :A122\frac{1}{2 \sqrt{2}}221B14\frac{1}{4}41C221\frac{2 \sqrt{2}}{1}122D132\frac{1}{32}321Check answerSkip