A gas is made to expand in such a way that its final and initial temperatures are equal and also the process followed by the gas traces a straight line of the PV diagram. Then, which of the following statements is true?

Question

(A) the temperature of the gas remains constant throughout the process (B) the temperature of the gas first increases and then decreases during the process (C) the temperature of the gas first decreases and then increases during the process (D) None of the above