If in a. thermodynamical process the initial pressure and volume are equal to the final · pressure and volume . respectively, then:
(i) the final temperature must be equal to initial
(ii) the final internal energy must be equal to initial
(iii) the net work done on the system must be zero
(iv) the net heat given to the system is zero

• A

  (i, iv)

• B

  (ii, iii)

• C

  (i, ii)

• D

  (iii, iv)