Motion in a Straight Line Mock Test

1. A particle moves 20 m in 4 s. Average velocity is:

2. A body starts from rest with acceleration 2 m/s². Distance travelled in 5 s is:

3. SI unit of acceleration is:

4. If velocity-time graph is horizontal, acceleration is:

5. A car accelerates from 10 m/s to 30 m/s in 5 s. Acceleration is:

6. A particle covers equal distances in equal intervals of time. Motion is:

7. A body moving with 15 m/s stops in 3 s. Retardation is:

8. Area under velocity-time graph gives:

9. Initial velocity u = 0, acceleration a = 10 m/s², time t = 2 s. Final velocity is:

10. Dimension of velocity is:

11. A train moving at 72 km/h has speed in m/s:

12. A particle moving with constant acceleration covers 100 m in 5 s. Average velocity is:

13. A body starting from rest covers 80 m in 4 s with uniform acceleration. Acceleration is:

14. A stone is dropped from a height of 45 m. Time taken to reach the ground is: (g = 10 m/s²)

15. Distance covered in the 5th second by a body starting from rest with acceleration 4 m/s² is:

16. A body moving with 20 m/s is stopped in 50 m. Retardation is:

17. A particle moves according to x = 2t² + 3t + 1. Velocity at t = 2 s is:

18. A particle has velocity v = 3t + 2. Displacement in first 2 seconds is:

19. A ball is thrown vertically upward with speed 20 m/s. Maximum height reached is: (g = 10 m/s²)

20. A body covers first half of distance with speed v and second half with speed 2v. Average speed is:

21. A train 200 m long crosses a pole in 10 s. Speed of train is:

22. A particle moves as x = t³ − 6t² + 9t. It changes direction at:

23. A body falls freely from rest. Distance covered in 3rd second is: (g = 10 m/s²)

24. A body travels 100 m in 5 s and 180 m in next 5 s. Acceleration is:

25. The slope of velocity-time graph gives:

26. A particle starts from rest and covers 50 m in 5 s. Its acceleration is:

27. A body moves with velocity proportional to time, v = kt. Displacement-time graph is:

28. A particle moving with speed 30 m/s is retarded uniformly at 5 m/s². Time to stop is:

29. A stone is thrown upward with speed 40 m/s. Total time of flight is: (g = 10 m/s²)

30. A car moving with speed 20 m/s is brought to rest uniformly in 4 s. Distance travelled is: