1.

Assertion: Viscosity of a liquid decreases on increasing the temperature. ltBrgt Reason: Evaporation of liquid increases with rise in temperature.

Answer»

if both ASSERTION and reason are TRUE and the reason is the correct explanation of the assertion.
if both assertion and reson are true but reason is not the correct explanation of the assertion.
If assertion is true but reason is false.
If the assertion and reason both are false.

Solution :The correct reason is that molecules of liquid absorb heat energy thus their kinetic energy or MOTION INCREASES.


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