P-V diagram of an ideal gas is as shown in the given figure. Work done by the gas in the process ABCD is :
Answer & explanation
Correct answer: option 3
\(W_{AB} = - P_o V_o\)
\(W_{BC} = 0 \text{ and } W_{CD} = 4 P_o V_o\)
\(\Rightarrow W_{ABCD} = - P_o V_o + 0 + 4 P_o V_o = 3 P_o V_o\)