Figure 17.16 shows the P - V diagram for a fixed mass of an ideal gas undergoing cyclic process. AB represents isothermal process and CA represents adiabatic process. Which of the graphs shown in Fig. 17.17 represents the P - T diagram of the cyclic process ?

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Solution

The correct option is A

Since AB is an isothermal process, the temperature of the gas remains constant between AB. Hence the P-T diagram must be perpendicular to the T - axis between A and B.

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Figure 17.16 shows the P - V diagram for a fixed mass of an ideal gas undergoing cyclic process. AB represents isothermal process and CA represents adiabatic process. Which of the graphs shown in Fig. 17.17 represents the P - T diagram of the cyclic process ?

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Figure 17.16 shows the P - V diagram for a fixed mass of an ideal gas undergoing cyclic process. AB represents isothermal process and CA represents adiabatic process. Which of the graphs shown in Fig. 17.17 represents the P - T diagram of the cyclic process ?

The correct option is A Since AB is an isothermal process, the temperature of the gas remains constant between AB. Hence the P-T diagram must be perpendicular to the T - axis between A and B.

The correct option is A

Since AB is an isothermal process, the temperature of the gas remains constant between AB. Hence the P-T diagram must be perpendicular to the T - axis between A and B.