Question

Assertion : In an isolated system the entropy increases.
Reason : The processes in an isolated system are adiabatic.
A. If both assetion and reason are true and reaasons is the correct expanation of assetion
B. If both assetion and reason are tur but reason is not the correct explanation of assetion
C. If assertion is true but reason is false
D. If both assertion and reason are false.

Answer 1

Correct Answer - B
The entropy of an isolated system increases. In an isolated system, there is no exchange of heat , therefore, process is adiabatic.