During an experiment, an ideal gas is found to obey a condition Vp2=constant . The gas is initially at a temperature T , pressure p and volume V . The gas expands to volume 4V .
a. The pressure of gas changes to 2p
b. The temperature of gas changes to 4T
c. The graph of the above process on p−T diagram is parabola
d. The graph of the above process on p−T diagram is hyperbola