1.

Assertion:The process of transferring heat energy from lower temperature to higher temperature is called cooling. Reason: The mass of the system is not altered when it is cooled.

Answer»

both the ASSERTION and the reason are trueand the reason is the CORRECT EXPLANATION of the assertion.
both THEASSERTION and the reason are true , but the reason is not the correct explanation of the assertion.
Assertion is true, but Reason is false.
both Assertion and Reason are false

Answer :B


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