Questions in Kinetic Theory of Gases

Select	Question
	The molecules of an ideal gas at a certain temperature have
	Mean kinetic energy per degree of freedom of gas molecules is
	The temperature at which the average translational kinetic energy of a molecule is equal to the energy gained by an electron in accelerating from rest through a potential difference of 1 volt is
	The kinetic energy of one gm-mole of a gas at normal temperature and pressure is (R = 8.31 J/Mole-K)
	The average kinetic energy of hydrogen molecules at 300 K is E. At the same temperature, the average kinetic energy of oxygen molecules will be
	The average translational kinetic energy of a hydrogen gas molecules at NTP will be [Boltzmann’s constant ${{k}_{B}}=1.38\times {{10}^{-23}}J/K]$
	In kinetic theory of gases, which of the following statements regarding elastic collisions of the molecules is wrong
	If r.m.s. velocity of a gas is ${{V}_{rms}}=1840m/s$ and its density $\rho =8.99\times {{10}^{-2}}kg/{{m}^{3}},$ the pressure of the gas will be
	An ideal gas is filled in a vessel, then
	The kinetic energy of one mole gas at 300K temperature, is $E$. At 400K temperature kinetic energy is ${E}'.$ The value of ${E}'/E$ is