A fixed mass of an ideal gas undergoes changes of pressure and volume starting at `L`, as shown in Figure. Which of the the following is correct:

V vs T curves at constant pressure P_1 and P_2 for an ideal gas are shown in the figure. Which of the following is correct?

For an ideal gas undergoing isothermal change :

For a fixed mass of an ideal gas the correct representation is

In given figure, a fixed mass of an ideal gas undergoes the change represented by XYZX below. Which one of the following sets could describe these of changes?

In given figure, a fixed mass of an ideal gas undergoes the change represented by XYZX below. Which one of the following sets could describe these of changes?

An ideal gas undergoes a thermodynamic cycle as shown in Fig. Which of the following statement are correct ?