The ratio of the root mean square speed, average speed and maximum possible speed for a gas will be -
1
\(\sqrt 3 \sim 2\sqrt 2 \sim 3\sqrt 3 \)
2
\(\sqrt 2 \sim 2\sqrt 2 \sim 3\sqrt 3 \)
3
\(\sqrt 3 \sim \sqrt 2 \sim 2\sqrt 2 \)
4
\(\sqrt 3 \sim 2\sqrt {2/\pi} \sim \sqrt 2 \)