If the molecules of a gas have f degrees of freedom, the ratio C_p/C_v of the gas is equal to :

If the root mean square velocity of the molecules of hydrogen at NTP is 1.84 km/s. Calculate the root means quare velocity of oxygen molecule at NTP, molecular weight of hydrogen and oxygen are 2 and 32 respectively

The amount of heat energy required to raise the tempera-ture of 1g of Helium at NTP, from T₁ K to T₂ K is

In the given (V – T) diagram, what is the relation between pressure P₁ and P₂ ?

The molar specific heat at constant pressure of an ideal gas is (7/2)R. The ratio of specific heat at constant pressure to that at constant volume is

Which one the following graphs represents the behaviour of an ideal gas ?

Figure shows a parabolic graph between T and 1/V for a mixture of a gas undergoing an adiabatic process. What is the ratio of V_rms of molecules and speed of sound in mixture?

A vessel has 6g of hydrogen at pressure P and temperature 500K. A small hole is made in it so that hydrogen leaks out.How much hydrogen leaks out if the final pressure is P/2 and temperature falls to 300 K ?

An ideal gas is taken through a process in which the pressure and the volume are changed according to the equation P =kV. Molar heat capacity of the gas for the process is

Four mole of hydrogen,two mole of helium and one mole of water vapour form an ideal gas mixture. What is the molar specific heat at constant pressure of mixture?