Question
Medium
Solving time: 3 mins
A uniform capillary tube of inner radius is dipped vertically into a beaker filled with water. The water rises to a height in the capillary tube above the water surface in the beaker. The surface tension of water is . The angle of contact between water and the wall of the capillary tube is . Ignore the mass of water in the meniscus. Which of the following statements is (are) true?
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Text solutionVerified
Capillary rise
For a given material of the tube is constant. Therefore, decreases with increase in .
is dependent on .
In a lift that is accelerating up, the effective acceleration is greater than . Hence, decreases.
is not proportional to ; it is proportional to .
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Question Text | A uniform capillary tube of inner radius is dipped vertically into a beaker filled with water. The water rises to a height in the capillary tube above the water surface in the beaker. The surface tension of water is . The angle of contact between water and the wall of the capillary tube is . Ignore the mass of water in the meniscus. Which of the following statements is (are) true? |
Topic | Mechanical Properties of Fluids |
Subject | Physics |
Class | Class 11 |
Answer Type | Text solution:1 |
Upvotes | 141 |