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A uniform wire of length 20 cm is bent i...

A uniform wire of length 20 cm is bent into a circle, It is placed gently on the surface of water of surface tension `0.07Nm^(-1)`. The extra force than its weight required to pull it out of the water is

A

0.014N

B

0.028 N

C

zero

D

`0.0035 N`

Text Solution

Verified by Experts

The correct Answer is:
B
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