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A system goes from A to B via two processes I and II as shown in the figure. If ∆U1 and ∆U2 are the changes in internal energies in the processes I and II respectively, the
∆U1 = ∆U2
relation between ∆U1 and ∆U2 can not be determined
∆U2 > ∆U1
∆U2 < ∆U1
