MCQs on Friction
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MCQs on Friction
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25 Questions

1. Static friction is less than
2. It is difficult to walk on an oily floor because
3. Which of the following is responsible for wearing out of bicycle tyres?
4. Four children were asked to arrange forces due to rolling, static and sliding frictions in an increasing order. Their arrangements are given below. Choose the correct arrangement.
5. Spring balance is a device used for measuring the _____________ acting on an object.
6. If we apply oil on door hinges, the friction will
7. Which is a streamlined object?
8. Lubricant
9. Friction can be reduced by using
10. Friction due to fluids is called
11. To sharpen the blade of a knife by rubbing it against a surface, which of the following will be most suitable?
12. A boat or an aeroplane has a pointed or tapering front / head. Why?
13. A toy car released with the same initial speed will travel farthest on
14. A matchstick struck on a matchbox catches fire easily because
15. Friction always
16. The shape of an aeroplane is like a
17. Smooth surface has
18. Lubricants are substances which
19. Fluids are
20. The sole of the shoes becomes plain after wearing it for several months. The reason is
21. Sliding friction is _________ than / to rolling friction
22. Friction is
23. Which of the following is not a smooth surface?
24. Friction is a
25. The frictional force exerted by fluids is also called ______