Q. A cyclic process is shown in the diagram. Which of the following curves shows the same process on the diagram?

Question

 2534  197 NTA AbhyasNTA Abhyas 2020Thermodynamics Report Error

Solution:

constant (for a given mass of an ideal gass)
AB: Isochoric process, constant

BC: Isobaric process
P = constant
hence
CA: Isothermal process
p is decreasing hence, V is increasing, it means that p-V diagram will be rectangular hyperbola.