If one mole of the polyatomic gas is having two vibrational modes and β is the ratio of molar specific heats for polyatomic gas (β = C P /C V) then the value of β is:

Thermodynamics: JEE Main 2021 Physics question

JEE Main 2021 · 17 Mar, Evening shift · Q7306

JEE Main 202117 Mar, Evening shiftPhysicsEasyThermodynamics163× since 2002

If one mole of the polyatomic gas is having two vibrational modes and

\beta

is the ratio of molar specific heats for polyatomic gas

\left( {\beta = {{{C_P}} \over {{C_V}}}} \right)

then the value of

\beta

is :