Q.

In an isothermal change, the change in pressure and volume of a gas can be represented for three different temperatures; T3>T2>T1 as           [2023]

1  
2  
3  
4  

Ans.

(1)

For isothermal process, P-V graph is a rectangular hyperbola.

As the dotted line is an isobaric line, which implies T3>T2>T1 as the volume is increasing.