1.

Assertion : First law of thermodynamics does not forbid flow of heat from lower temperature to higher temperature. Reason : Heat supplied to a system always equal to the increase in its internal energy.A. If both assetion and reason are true and reaasons is the correct expanation of assetionB. If both assetion and reason are tur but reason is not the correct explanation of assetionC. If assertion is true but reason is falseD. If both assertion and reason are false.

Answer» Correct Answer - B
First law of thermodynamics tells only about the conversion of mechanical energy into the heat energy and vice versa.


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