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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