JEE ADVANCED 2020 SOURCE QUESTION | CORRECT PREDICTION | Surface tension pathfinder
Автор: PHYSICS SIR JEE x UNACADEMY - JANARDHAN SIR
Загружено: 2020-06-17
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Q : An amount of water is poured on top circular face of a horizontal glass cylinder . Excess amount of water sills over the edges and a little amount of water remains there in a thin uniform layer, a potion of which is shown in the figure . If contact angle is and surface tension of water is , the vertical thickness of the water layer far away the edge is t. the point in the plane of the diagram on the liquid protrudes the most is D. The vertical depth of this point from the horizontal free surface of the water layer is d , is density of water and g is acceleration due to gravity . Mark the correct relation(s)
(a) (b)
(c) (d)
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