Dynamics – Online MCQs Test – Physics 9th

Class 9th | Physics | Chapter 3 | Dynamics | Online MCQs Test

Online MCQs Test of Chapter 3 (Dynamics) Physics Class 9th Science Group – Sindh Board. According to New Examination Pattern / Syllabus of Sindh Board

1. Which statement is true for limiting frictional force?

 
 
 
 

2. Weigh of a body can be measured using a spring balance, it differs from place to place because of variation in __________.

 
 
 
 

3. The centripetal force is equal to:

 
 
 
 

4. Momentum is equal to the:

 
 
 
 

5. It is easier to push an empty shopping cart than a full one because the filled cart has more mass than the empty one. This can be expressed by:

 
 
 
 

6. The magnitude of a force can be measured using a:

 
 
 
 

7. The S.I unit of force is:

 
 
 
 

8. It is a self-adjusting force.

 
 
 
 

9. Which equation represents the momentum?

 
 
 
 

10. It is resistance to change the state of a body.

 
 
 
 

11. The momentum depends upon the:

 
 
 
 

12. Law of conservation of momentum defines that the total momentum of a system of two bodies before and after collision___________.

 
 
 
 

13. When a bus starts moving the passengers feel a:

 
 
 
 

14. A man pulls a crate of mass 25 kg across the leveled ground with a horizontal force of 60N. A constant force of friction of 20N acts on the sledge. What is the acceleration of the sledge?

 
 
 
 

15. The S.I unit of momentum is:

 
 
 
 

16. Centrifugal force is always directed:

 
 
 
 

17. Static friction is greater than:

 
 
 
 

18. The acceleration is directly proportional to:

 
 
 
 

19. Newton’s First law of motion is also known as the law of:

 
 
 
 

20. It is a force acting on an object at rest that resists its ability to start moving.

 
 
 
 


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