One mole of ideal gas passes through a process where pressure and volume obey the relation p = p0[1-1/2(V0/V)2]. Here P0 and V0 are constants. Calculate the change in the temperature of the gas if its volume changes form V0 to 2V0
(1) 3/4 P0V0/R
(2) 1/2 P0V0/R
(3) 5/4 P0V0/R
(4) 1/4 P0V0/R