A) 2 TL
B) 4 TL
C) 8 TL
D) 16 TL
Correct Answer: C
Solution :
Since, the wire frame is dipped in liquid, therefore its membrane has two free surfaces. Total length of square wire frame in contact of membrane\[=2\times \]perimeter of square \[=2\times 4L=8L\] Hence, force acting on a frame \[F=Tl=T\times 8L=8TL\]You need to login to perform this action.
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