engineering recuitment JSSC JE Mock Test 2023 Thermodynamics Second Law of Thermodynamics and Entropy Entropy and Irreversibility
Which of the following statements pertaining to entropy are correct?
1. The entropy of a system reaches its minimum value when it is in a state of equilibrium with its surroundings
2. Entropy is conserved in all reversible processes
3. Entropy of a substance is least in solid phase
4. Entropy of a solid solution is not zero at absolute zero temperature1
1, 2 and 3 only
2
2, 3 and 4 only
3
3 and 4 only
4
1, 2, 3 and 4