A gas consisting of rigid diatomic molecules is expanded adiabatically. How many times has the gas to be expanded to reduce the R.M.S velocity of the molecules 1.5 times ?

A gas consisting of rigid diatomic molecules is expanded adiabatically

1.	A gas consisting of rigid diatomic molecules is expanded adiabatically. How many times has the gas to be expanded to reduce the R.M.S velocity of the molecules 1.5 times ?
Answer» SOLUTION :7.6 TIMES