JEE Main - Uniform and non-uniform motion Online Test (MCQ Quiz)

1. What is the definition of uniform motion?

A) Motion where velocity changes by equal amounts in equal intervals of time. B) Motion where an object covers equal distances in equal intervals of time. C) Motion where an object covers unequal distances in equal intervals of time. D) Motion where the acceleration is zero.

2. In uniform motion, what remains constant?

A) Acceleration B) Velocity C) Displacement D) Speed

3. Which of the following describes non-uniform motion?

A) Constant speed and constant direction. B) Changing speed or changing direction (or both). C) Zero acceleration. D) Equal distances covered in equal time intervals.

4. If an object moves with constant velocity, its motion is considered:

A) Non-uniform motion B) Uniform motion C) Accelerated motion D) Random motion

5. In non-uniform motion, what is generally not constant?

A) Time B) Distance C) Velocity D) Mass

6. When does an object exhibit uniform motion along a straight line?

A) When its speed is changing. B) When its direction of motion is changing. C) When its velocity (both speed and direction) remains constant. D) When its acceleration is non-zero.

7. Which type of motion is characterized by a changing velocity?

A) Uniform motion B) Non-uniform motion C) Rectilinear motion with constant speed D) Circular motion with constant speed

8. A car moving at a constant speed of 60 km/h on a straight road is an example of:

A) Non-uniform motion B) Uniform motion C) Accelerated motion D) Decelerated motion

9. If an object covers distances of 2m, 4m, 6m, 8m in successive equal time intervals, its motion is:

A) Uniform motion B) Non-uniform motion C) Uniformly accelerated motion D) Irregular motion

10. What is the acceleration of an object in uniform motion?

A) Non-zero and constant B) Zero C) Variable D) Always positive

11. Which of the following statements is TRUE for non-uniform motion?

A) The average velocity is always equal to the instantaneous velocity. B) The acceleration is always zero. C) The velocity may change in magnitude or direction or both. D) The object covers equal distances in equal time intervals.

12. If an object is moving in a circle at a constant speed, is its motion uniform?

A) Yes, because the speed is constant. B) No, because the direction of velocity is continuously changing. C) Yes, because the acceleration is constant. D) No, because the distance covered is not equal in equal time intervals.

13. The velocity-time graph for uniform motion is:

A) A curved line. B) A horizontal line. C) A straight line with a non-zero slope. D) A straight line with zero slope.

14. The distance-time graph for uniform motion is:

A) A curved line. B) A straight line passing through the origin with a constant slope. C) A horizontal line. D) A straight line with zero slope.

15. Which type of motion is described by a distance-time graph that is a curve?

A) Uniform motion B) Non-uniform motion C) Motion with zero acceleration D) Motion with constant velocity

16. An object is in uniform motion if its displacement in any time interval is:

A) Variable B) Zero C) Proportional to the time interval D) Inversely proportional to the time interval

17. If the velocity of an object is described by v(t) = 5t + 2, where t is time, what type of motion is it?

A) Uniform motion B) Non-uniform motion with constant acceleration C) Non-uniform motion with variable acceleration D) Uniformly decelerated motion

18. What does the slope of a velocity-time graph represent?

A) Distance B) Velocity C) Acceleration D) Displacement

19. If the velocity-time graph is a horizontal line, the object is undergoing:

A) Uniformly accelerated motion B) Non-uniform motion C) Uniform motion D) Motion with zero velocity

20. Which of the following is a condition for uniform motion?

A) Net force acting on the object is zero. B) Acceleration is non-zero. C) Velocity is changing. D) Distance covered is zero.

21. A particle moves such that its speed increases linearly with time. This is an example of:

A) Uniform motion B) Non-uniform motion with constant acceleration C) Non-uniform motion with variable acceleration D) Uniformly decelerated motion

22. In non-uniform motion, the average velocity is calculated as:

A) Total displacement / Total time B) Total distance / Total time C) Instantaneous velocity at the midpoint of the time interval D) Sum of initial and final velocities / 2

23. If an object covers 10m in the first second, 20m in the second second, and 30m in the third second, its motion is:

A) Uniform motion B) Non-uniform motion with constant acceleration C) Non-uniform motion with variable acceleration D) Uniformly decelerated motion

24. Which statement best describes uniform motion?

A) An object moving with constant speed in a changing direction. B) An object moving with constant velocity. C) An object moving with changing speed but constant direction. D) An object that is at rest.

25. In the context of motion, 'uniform' implies:

A) Constant speed only B) Constant direction only C) Constant velocity (both speed and direction) D) Zero acceleration

26. An object is in non-uniform motion if:

A) Its acceleration is zero. B) Its velocity is constant. C) Its velocity is changing. D) It covers equal distances in equal time intervals.

27. What is the acceleration of a body moving with uniform velocity?

A) Equal to its velocity. B) Twice its velocity. C) Zero. D) Cannot be determined.

28. A car accelerates from rest to 20 m/s in 10 seconds. This is an example of:

A) Uniform motion B) Non-uniform motion C) Circular motion D) Uniform velocity motion

29. The average speed of an object is always equal to the magnitude of its average velocity if:

A) The object is moving with non-uniform velocity. B) The object is moving with uniform velocity. C) The object is moving in a straight line without changing direction. D) The object is moving in a circle.

30. If an object's velocity is changing, its motion is:

A) Uniform B) Non-uniform C) Constant D) Static

31. A ball dropped from a height experiences:

A) Uniform motion B) Non-uniform motion C) Zero acceleration D) Constant velocity

32. What does a decreasing slope on a velocity-time graph indicate?

A) Increasing acceleration B) Constant acceleration C) Negative acceleration (deceleration) D) Zero acceleration

33. Which of the following is a characteristic of non-uniform motion?

A) Constant acceleration B) Constant velocity C) Variable acceleration D) Zero displacement

34. If an object travels 100 meters in 10 seconds with constant velocity, its velocity is:

A) 10 m/s B) 5 m/s C) 20 m/s D) Cannot be determined without direction.

35. A particle's position is given by x(t) = 3t^2 + 5t + 2. What type of motion is this?

A) Uniform motion B) Non-uniform motion with constant acceleration C) Non-uniform motion with variable acceleration D) Rest

36. If the speed of an object is constant but its direction changes, the motion is:

A) Uniform B) Non-uniform C) Zero acceleration D) Constant velocity

37. The area under the acceleration-time graph represents:

A) Distance B) Velocity C) Change in velocity D) Displacement

38. In uniform motion, the displacement covered is directly proportional to:

A) Time squared B) The square root of time C) Time D) The inverse of time

39. Which motion has zero average velocity over any time interval?

A) Uniform motion B) Non-uniform motion C) An object at rest D) An object moving with constant velocity

40. If an object covers unequal distances in equal time intervals, its motion is:

A) Uniform motion B) Non-uniform motion C) Uniformly accelerated motion D) Rest

41. What is the defining characteristic of uniform motion?

A) The object's speed is always zero. B) The object's acceleration is always zero. C) The object's velocity changes uniformly. D) The object covers zero distance.

42. A person walking on a circular path at a constant pace is experiencing:

A) Uniform motion B) Non-uniform motion C) Zero acceleration D) Constant velocity

43. If the acceleration of an object is zero, its velocity:

A) Must be zero. B) Must be changing. C) Must be constant. D) Can be anything.

44. Which of the following situations represents non-uniform motion?

A) A train moving at a constant speed on a straight track. B) A planet orbiting the sun at a constant speed. C) A freely falling object near the Earth's surface. D) A car moving at a constant speed in a straight line.

45. The term 'non-uniform motion' implies that the object's velocity is:

A) Constant. B) Changing. C) Always zero. D) Always positive.

46. If an object's velocity-time graph is a straight line with a positive slope, the object is undergoing:

A) Uniform motion B) Non-uniform motion with constant positive acceleration C) Non-uniform motion with constant negative acceleration D) Uniformly decelerated motion

47. Which statement is correct regarding uniform motion?

A) The object covers equal distances in equal time intervals, but the direction may change. B) The object covers unequal distances in equal time intervals. C) The object covers equal distances in equal time intervals along a straight line. D) The object's speed is changing.

48. If the instantaneous velocity of an object is changing, it is in:

A) Uniform motion B) Non-uniform motion C) Equilibrium D) Static state

49. A runner completes a lap on a circular track in 60 seconds at a constant speed. Is the runner's motion uniform?

A) Yes, because the speed is constant. B) No, because the direction of motion is continuously changing. C) Yes, because the acceleration is zero. D) No, because the distance covered is not linear with time.

50. For an object undergoing non-uniform motion, the average speed is:

A) Equal to the magnitude of average velocity. B) Less than the magnitude of average velocity. C) Greater than the magnitude of average velocity. D) Cannot be compared to average velocity.

Uniform and non-uniform motion - Online Test

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