Directions : In the following question more than one of the answers given may be correct. Select the correct answer and mark it according to the code:
What happens when detergent is added to water? (1) The surface tension increase (2) Surface tension decrease (3) Viscosity decrease (4) Viscosity increaseA) 1, 2 and 3 are correct
B) 1 and 2 are correct
C) 2 and 4 are correct
D) 1 and 3 are correct
Correct Answer: C
Solution :
When detergent is added to water, the surface tension decrease and viscosity increase.
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