MHT CET Physics question
By inserting a capillary tube upto a depth l in water, the water rises to a height h. If the lower end of the capillary tube is closed inside water and the capillary is taken out and closed end opened, to what height the water will remain in the tube, when ?
Answer: (C)
Solution
The column in the tube has a concave meniscus at the top and a convex one at the lower open end, each supporting a height h, so the maximum height held
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