Thermodynamics

One mole of an ideal monoatomic gas undergoes two reversible processes (A→B and B→C ) as shown in the given figure:A→B is an adiabatic process. If the total heat absorbed in the entire process (A→B. and B→C ) is RT2‌ln‌10, the value of 2‌log‌V3 is
[Use, molar heat capacity of the gas at constant pressure, Cp,m=‌

5

2

R ]