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JEE Advanced 2020 Concept Recapitulation Test 4 Paper 2

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Question : 6

Total: 54

A circular wire, 10cm in diameter, with a slider wire on it, is in a horizontal plane. A liquid film is formed, bounded by the wires, on the left side of the slider, as shown. The surface tension of the liquid is 0.1N∕m. An applied force 16mN, perpendicular to the slider, maintains the film in equilibrium. Ignore the sag in the film. What can be the distance between point F and slider?

8cm
2cm
5cm
Slider cannot be in equilibrium

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