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A square wire frame of side L is dipped ...

A square wire frame of side `L` is dipped in a liquid. On taking out , a membrane is formed if the surface tension of liquid is T, the force acting on the frame due to the membrane will be

A

2 TL

B

4 TL

C

8 TL

D

16 TL

Text Solution

Verified by Experts

The correct Answer is:
C
For each wire force is 2 Tl so that wires of frame `F=8Tl`
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