NEET2020Physics-Capillarity

NEET 2020 Physics Mass of Liquid in Capillary MCQ Question

Type: MCQ-conceptual-Medium-Class 11

A capillary tube of radius r is immersed in water and water rises in it to a height h. The mass of the water in the capillary is 5 g. Another capillary tube of radius 2r is immersed in water. The mass of water that will rise in this tube is:

A

10.0 g

B

20.0 g

C

2.5 g

D

5.0 g

Correct Answer

Option A

Detailed Explanation

The mass of water is proportional to the square of the radius. Doubling the radius increases the mass by a factor of 4, so the mass is 10 g.

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