Given below are two statements : One is labeled as Assertion (A) and the other is labeled as Reason (R).

Assertion (A) : Clothes containing oil grease statins cannot be cleaned by water wash.

Reason (R) : Because the angle of contact between the oil/grease and water is obtuse.

In the light of the above statements, choose the correct answer from the option given below.

Option 1 - <p><strong>Both (A) and(R) are true and (R) is the correct explanation of (A)</strong></p>
Option 2 - <p><strong>Both (A) and (R) are true but (R) is not the correct explanation of (A)</strong></p>
Option 3 - <p><strong>(A) is true but (R) is false</strong></p>
Option 4 - <p><strong>(A) is false but (R) is true</strong></p>
3 Views|Posted 6 months ago
Asked by Shiksha User
1 Answer
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6 months ago
Correct Option - 1
Detailed Solution:

Water molecule doesn’t stick with oil/ grease drops due to obtuse angle of contact between then.

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Physics NCERT Exemplar Solutions Class 12th Chapter Nine 2025

Physics NCERT Exemplar Solutions Class 12th Chapter Nine 2025

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