Question

Fig. 11.2 is an indicator diagram of a thermodynamic process. Calculate the work done by the system in the process : 

(a) along the path ABC from A to C 

(b) If the system is returned from C to A along the same path, how much work is done by the system.

Answer 1

(a) P₂ (V₂ – V₁) 

(b) –P₂ (V₂ – V₁ )