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# Punjab 9th Class Physics Model Paper 4 MCQs Test Online

 Total Question 36 Questions Total Marks 72 Marks Total Time 36 Minuts
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### Test Name

 Physics Model Paper 4

### Subject

 Physics (9th Class)

 MCQs

# Punjab 9th Class Physics Model Paper 4 MCQs Test Online

Question 1 of 36

## Physics

1. Racing cars are made stable by:

1.
2.
3.
4.

Question 1 of 36

Question 2 of 36

2. A force of 10 N is making an angle of 30° with the horizontal. Its horizontal component will be:

1.
2.
3.
4.

Question 2 of 36

Question 3 of 36

3. Complete the equation: θ = __________ Fy/Fx.
1.
2.
3.
4.

Question 3 of 36

Question 4 of 36

4. A force ‘F’ acting along x-axis, Its y components is:

1.
2.
3.
4.

Question 4 of 36

Question 5 of 36

5. If Fy = 4N and Fx = 3N, what is the magnitude of a resultant force?

1.
2.
3.
4.

Question 5 of 36

Question 6 of 36

6. A force of 10 N makes an angle of 90° with x-axis. Its horizontal component is:

1.
2.
3.
4.

Question 6 of 36

Question 7 of 36

7. First condition of equilibrium is:

1.
2.
3.
4.

Question 7 of 36

Question 8 of 36

8. cos θ is equal to:
1.
2.
3.
4.

Question 8 of 36

Question 9 of 36

9. A body is in equilibrium when is:

1.
2.
3.
4.

Question 9 of 36

Question 10 of 36

10. tan 45° is equal to:

1.
2.
3.
4.

Question 10 of 36

Question 11 of 36

11. In a tight angled triangle, length of a base is 4 cm and perpendicular is 3 cm. Then its tan θ is equal to:

1.
2.
3.
4.

Question 11 of 36

Question 12 of 36

12. Center of gravity of a sphere is at:

1.
2.
3.
4.

Question 12 of 36

Question 13 of 36

13. A pencil lying horizontally is the example of:

1.
2.
3.
4.

Question 13 of 36

Question 14 of 36

14. Two equal but unlike parallel forces having different line of action produce:

1.
2.
3.
4.

Question 14 of 36

Question 15 of 36

15. The number of perpendicular components of a vector are:

1.
2.
3.
4.

Question 15 of 36

Question 16 of 36

16. A couple is formed by:

1.
2.
3.
4.

Question 16 of 36

Question 17 of 36

17. States of equilibrium are:

1.
2.
3.
4.

Question 17 of 36

Question 18 of 36

18. Sin 45° = cos 45° =

1.
2.
3.
4.

Question 18 of 36

Question 19 of 36

19. The conditions of equilibrium are:

1.
2.
3.
4.

Question 19 of 36

Question 20 of 36

20. The center of gravity of a uniform __________ sheet is the point of intersection of its diagonals.

1.
2.
3.
4.

Question 20 of 36

Question 21 of 36

21. Resultant force F is equal to:
1.
2.
3.
4.

Question 21 of 36

Question 22 of 36

22. Formula for the direction of resultant force with the help of rectangular components is:

1.
2.
3.
4.

Question 22 of 36

Question 23 of 36

23. The perpendicular distance between the axis of rotation and the line of action of force is called:

1.
2.
3.
4.

Question 23 of 36

Question 24 of 36

24. In a right angled triangle, length of a base is 4cm and its hypotenuse is 5cm. The length of a perpendicular is:

1.
2.
3.
4.

Question 24 of 36

Question 25 of 36

25. The number of perpendicular components of a vector are:

1.
2.
3.
4.

Question 25 of 36

Question 26 of 36

26. The turning effect of a force is called:

1.
2.
3.
4.

Question 26 of 36

Question 27 of 36

27. According to 2nd condition of equilibrium is:

1.
2.
3.
4.

Question 27 of 36

Question 28 of 36

28. In SI, unit of torque is:

1.
2.
3.
4.

Question 28 of 36

Question 29 of 36

29. The number if vectors that can be added by head to tail rule is:

1.
2.
3.
4.

Question 29 of 36

Question 30 of 36

30. The center of gravity of a triangle is at:

1.
2.
3.
4.

Question 30 of 36

Question 31 of 36

31. The center of gravity of a uniform solid cylinder is at:

1.
2.
3.
4.

Question 31 of 36

Question 32 of 36

32. An example of neutral equilibrium is:

1.
2.
3.
4.

Question 32 of 36

Question 33 of 36

33. Point of intersection of medians is the center of gravity if a uniform:

1.
2.
3.
4.

Question 33 of 36

Question 34 of 36

34. A body is neutral equilibrium when its center of gravity:

1.
2.
3.
4.

Question 34 of 36

Question 35 of 36

35. The center of gravity of an irregular shaped body can be found with the help of a:

1.
2.
3.
4.

Question 35 of 36

Question 36 of 36

36. The number of perpendicular components of a force are:

1.
2.
3.
4.

Question 36 of 36

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