The following are the `P-V` diagram for cyclic process for a gas. In which of these processes, heat is not obsorbed by the gas?

The following are the p-V diagrams for cyclic processes for a gas. In which of these processes heat is not absorbed by the gas ?

The following are the P-V diagrams for cyclic processes for a gas. In which of these processes is heat absorbed by the gas?

The following are the P-V diagrams for cyclic processes for a gas. In which of these processes is heat absorbed by the gas?

The following are the P-V diagrams for cyclic processes for a gas. In which of these processes is heat absorbed by the gas?

The following are the P-V diagrams for cyclic process for a gas. Then the heat is absorbed by the gas in the process

A sample of helium is undergoing a cyclic process ABCA as shown. In which of the following processes heat is a absorbed by the gas?

A sample of helium is undergoing a cyclic process ABCA as shown. In which of the following processes heat is a absorbed by the gas?

A cyclic process ABCA is shown in the V-T diagram process on the P-V