Question

In the case of free expansion,

(i) ∆W = 0

(ii) ∆Q = 0

(iii) ∆U = 0

(iv) ∆T = 0

Correct statements are

(a) (iii) and (iv)

(b) (i), (ii) and (iii)

(c) (i) and (iv)

(d) (i), (ii), (iii) and (iv)

Answer 1

Answer is : (d) (i), (ii), (iii) and (iv)

All thermodynamic changes are zero.