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A needle floating on the surface of wate...

A needle floating on the surface of water moves away on adding a drop of alcohol to one side of the needle because -

A

a. Alcohol has higher density than water

B

b. Alcohol has lower surface tension than water

C

c. Alcohol has lower density than water

D

d. Alcohol has higher surface tension than water

Text Solution

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The correct Answer is:
B
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