1.

(A) : With increase in temperature, the surface tension of liquid decreases. (R ) : The angle of contact of a liquid decrease with increase in temperature.

Answer»

Both (A) and (R ) are true and (R ) is the correct EXPLANATION of (A)
Both (A) and (R ) are true and (R ) is not the correct explanation of (A)
(A) is true but (R ) is false
Both (A) and (R ) are false

ANSWER :B


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