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Surface Tension and Capillarity MCQs for Competitive Exams

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Surface Tension and Capillarity MCQs for Competitive Exams

Practice with answers, explanations, and exam-focused revision notes.

80 MCQs Page 3

Topic Notes: Surface Tension and Capillarity

These notes summarize the key preparation context before you attempt the MCQs. Review the topic focus, then practice the questions below with answers and explanations.

Quick Overview

Surface Tension and Capillarity MCQs in Physics are useful for candidates who need targeted practice for CSS, PMS, FPSC, PPSC, NTS, entry tests, and other competitive exams in Pakistan. This topic page is designed for quick revision, repeated practice, and exam-focused preparation.

Attempt the questions page by page, check the correct answers, read the explanations where available, and compare your weak areas with past papers and mock test performance. Consistent MCQ practice improves speed, confidence, and retention for objective exam sections.

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21
If the diameter of a capillary tube is doubled, how does the height of the water column rise change?
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22
Which of the following factors influence the height to which a liquid rises within a capillary tube?
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23
What physical phenomenon is responsible for the upward movement of water through plant fibers?
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24
What physical quantity represents the concentration of water vapor present in the atmosphere?
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25
What is the physical reason for rain drops assuming a spherical shape?
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26
How does the internal pressure of a soap bubble compare to the surrounding atmospheric pressure?
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27
What physical phenomenon causes oil to rise through the wick of a lamp?
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28
What is the characteristic of the angle of contact when a liquid does not wet the surface of a solid?
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29
What phenomenon causes kerosene to rise through the wick of a stove?
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30
Which of the following liquids exhibits the highest rate of evaporation under standard conditions?
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