Question

Assertion: Entropy is always constant for a closed system.
Reason: Closed system is always reversible.

• A. If both assertion and reason are true and reason is the correct explanation of assertion
• B. If both assertion and reason are true but reason is not the correct explanation of assertion
• C. If assertion is true but reason is false
• D. If both assertion and reason are false

Answer 1

Answer: (D)

For a closed system, the entropy can increase, decrease or remain constant.

Closed system can be reversible or irreversible.