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. If velocity of the body becomes double, then centripetal force will be:
#2. The formula of momentum is:
#3. Coefficient of friction between wood and concrete is:
#4. Centripetal force always acts _____ to the motion of the body.
#5. The value of coefficient of friction between ice and wood is:
#6. The force that opposes the motion of moving objects is called:
#7. Which of following relation is correct?
#8. A string is stretched by two and opposite forces 10N each. The tension in the string is:
#9. The mass of a boy is 40 kg. Its weight on the earth will be:
#12. Newton’s first law of motion is valid only in the absence of
#13. In S.I., the unit of weight is:
#14. Centripetal acceleration is equal to:
#15. Coefficient of friction is equal to:
#16. Coefficient of friction between tyre and dry road is:
#17. In an isolated system the momentum after collision of two bodies is:
#18. A mass of 6 kg is moving with an acceleration of 2 meter per second. Force acting on it is:
#19. The time rate of change of momentum is called:
#20. Inertia depends upon:
#21. A force that keeps a body to move in a circle is called:
#22. The mass of a body at surface of earth is 16 kg. Its weight will be:
#23. ______ lowers friction between sliding metal plates.
#24. When the cyclist stops pedaling, bicycle stops due to:
#25. Which of the following is the unit of momentum:
#26. Law of inertia is also known as:
#27. The resultant of all the forces acting on a body is called:
#28. The weight of the body is 147N. Its mass will be:
#29. Spring balance is used to measure:
#30. Weight “w” is equal to:
#32. Weight is measured by:
#33. When a horse pulls a cart, the action is on the:
#34. The maximum value of friction is called:
#35. The unit of force is:
#36. A boy jumps out of a moving bus. There is a danger for him to fall:
