MHT CET 2024 Physics question

A capillary tube stands with its lower end dipped into liquid for which the angle of contact is . The liquid will

(A)neither rise nor fall.Correct
(B)get depressed only.
(C)rice only.
(D)rise upto the top of the tube.

Answer: (A)

Solution

The capillary rise (or fall) is . For an angle of contact , , so : the meniscus is flat and the liquid level inside the tube is the same as outside, i.e. neither rise nor fall,

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Question ID VK-096631