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Friction and Applications MCQs for Competitive Exams

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Friction and Applications MCQs for Competitive Exams

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

46 MCQs Page 3

Topic Notes: Friction and Applications

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

Friction and Applications 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
When an object slides across a rough horizontal surface, what is the nature of the work done by the frictional force?
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22
How does the magnitude of friction on a slippery surface compare to that on a standard surface?
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23
Which physical force is primarily responsible for stopping a vehicle when the brakes are applied?
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24
What is the term for the maximum value of static friction before an object begins to slide?
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25
How does lubrication affect the friction between two sliding surfaces?
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26
Calculate the force of friction for a 6 kg wooden block on a horizontal marble floor, given a coefficient of friction of 0.6.
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27
Under what conditions does the force of friction between two surfaces increase?
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28
Which physical force is primarily responsible for allowing a person to walk by pushing against the ground?
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29
Which physical force is essential for enabling a person to push against the ground to facilitate walking or running?
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30
What is the primary purpose of maintaining proper inflation pressure in vehicle tires?
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