Given below are two statement|SURFACE TENSION |JEE-MAIN 2022

JEE MAIN 2022

29-07-22 S1

Question

Given below are two statements : One is labelled as Assertion (A) and the other is labelled as Reason (R).
Assertion (A) : Clothes containing oil or grease stains 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.

Select the correct option:

Both (A) and (R) are true and (R) is the correct explanation of (A)

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

(A) is true but (R)is false

(A) is true but (R)is true

✓ Correct! Well done.

✗ Incorrect. Try again or view the solution.

Solution