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A: The internal energy of a solid substa...

A: The internal energy of a solid substance increases during melting.
R: Latent heat is required to melt a solid substance.

A

If both Assertion & Reason are true and the reason is the correct explanation of the assertion, then mark (1)

B

If both Assertion & Reason are true but the reason is not the correct explanation of the assertion, then mark (2)

C

If Assertion is true statement but Reason is false, then mark (3).

D

If both Assertion and Reason are false statements, then mark (4).

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