1.

The volume V versus temperature T graphs for a certain amount of a perfect gas at two pressure P1 and P2 are as shown in the figure. It can be concluded that

A. The pressure P1 is greater than the pressure P2
B. The adiabatic index for P1 is higher than that for P2
C. P1 represents monoatomic gas and P2 represents diatomic gas
D. None of the above
Answer» B. The adiabatic index for P1 is higher than that for P2


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