Al-Huda Science Academy has designed Physics Chapter 3 Class 9 MCQs for board preparation. Most of the questions are from the previous board papers. These are helping material for all type of students. Must share to your fellows if helpful.

Time allocated to each question is 30 seconds.

Physics Chapter 3 Class 9 MCQs




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#1. The force that opposes the motion of moving objects is called:

#2. Law of inertia is also known as:

#3. Which of following relation is correct?

#4. When the cyclist stops pedaling, bicycle stops due to:

#5. Coefficient of friction between wood and concrete is:

#6. Centripetal acceleration is equal to:

#7. The weight of the body is 147N. Its mass will be:

#8. Coefficient of friction between tyre and dry road is:

#9. The formula of momentum is:

#10. A force that keeps a body to move in a circle is called:

#11. The mass of a boy is 40 kg. Its weight on the earth will be:

#12. Inertia depends upon:

#13. In S.I., the unit of weight is:

#14. The mass of a body at surface of earth is 16 kg. Its weight will be:

#15. Newton's first law of motion is valid only in the absence of

#16. The mass of a body:

#17. 1N is equal to:

#18. The value of coefficient of friction between ice and wood is:

#19. Which of the following is the unit of momentum:

#20. A boy jumps out of a moving bus. There is a danger for him to fall:

#21. Weight is measured by:

#22. Coefficient of friction is equal to:

#23. A string is stretched by two and opposite forces 10N each. The tension in the string is:

#24. Weight "w" is equal to:

#25. The maximum value of friction is called:

#26. ______ lowers friction between sliding metal plates.

#27. Spring balance is used to measure:

#28. When a horse pulls a cart, the action is on the:

#29. If velocity of the body becomes double, then centripetal force will be:

#30. The time rate of change of momentum is called:

#31. The resultant of all the forces acting on a body is called:

#32. In an isolated system the momentum after collision of two bodies is:

#33. Fc =

#34. A mass of 6 kg is moving with an acceleration of 2 meter per second. Force acting on it is:

#35. The unit of force is:

#36. Centripetal force always acts _____ to the motion of the body.


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