Two thermally insulated vessels 1 and 2 are filled with air at temperatures (T1,T2), volume (V1,V2) and pressure (P1,P2) respectively. If the valve joining the two vessels is opened, the temperature inside the vessel at equilibrium will be
Two thermally insulated vessels 1 and 2 are filled with air at temperature (T1, T2), volume (V1, V2) and pressure (P1, P2) respectively. If the value joining the two vessels is opened, the temperature inside the vessel at equilibrium will be