Statement I : It is easier to spray water in which some soap is dissolved.
Statement II : Soap is easier to spread.

Easy

A

If both statement I and statement II are true and statement II is the correct explanation of statement I.
B

If both statement I and statement II are true but statement II is not the correct explanation of statement I.
C

If statement I is true but statement II is false
D

If both statement I and statement II are false.

Solution

When a liquid is sprayed, the surface area of the liquid increases. Therefore, work has to be done in spraying the liquid, which is directly proportional to the surface tension.
Because on adding soap, surface tension of water decreases, the spraying of water becomes easy.

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