A square wire frame of size L is dipped in a liquid. On taking out a membrane is formed…
Physics · NEET · NTA Exams — Properties of Solids and Liquids
A square wire frame of size L is dipped in a liquid. On taking out a membrane is formed. If the surface tension of liquid is T, then force acting on the frame will be :
- 2T L
- 4T L
- 8T L
- 16T L
Answer
(C) 8T L
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