R.M.S velecity of helium at S.T.Pis x cm/sec. R.M.S velocity of helium at 273 k and 4 atm is

R.M.S velecity of helium at S.T.Pis x cm/sec. R.M.S velocity of helium

1.	R.M.S velecity of helium at S.T.Pis x cm/sec. R.M.S velocity of helium at 273 k and 4 atm is
Answer» 4X cm/sec 3x cm/sec 2x cm/sec X cm/sec Solution :`(U_1)/(U_2) = 1 ` as T is same.