Motion in a Straight Line Mock Test – Class 11 Physics

1. Use the arrangement described below. A straight line has origin . Point is to the left of , and point is to the right of . The positive direction is chosen toward the right. What is the best coordinate description of the two points?

2. Match each graph feature with its meaning.

3. A body starts from rest and has uniform acceleration . The ratio of displacements in the , , and seconds is

4. A graph shows a line segment exactly along the time axis. During that segment, the body has

5. Use the graph description below.

What conclusion follows?

6. At , a cart is at . At , it is at . What is the simplest direction information from this position record?

7. Consider the following statements about signs of and .
Statement I: If and have the same sign, speed increases.
Statement II: If and have opposite signs, speed decreases.
Statement III: If is negative, the body must always slow down.

8. Equality between distance travelled and magnitude of displacement is possible when a body

9. A data sheet gives the following position-time entries for a moving object.

The displacement from to is

10. A curved graph is concave downward, and its tangent slope remains positive but becomes smaller with time. The body is

11. The limiting definition of instantaneous acceleration is

12. A train covers in . Its average speed in SI units is

13. A velocity-time graph is a straight line passing through at and at . The acceleration is

14. A braking car is described by , with in and in . What is its acceleration, and what does it indicate while remains positive?

15. A body starts from rest and accelerates uniformly at for . Its displacement is

16. The relative position of with respect to is , where is in and is in . What does this equation show?

17. The equation is especially useful in uniformly accelerated motion when the unknown or unnecessary quantity is

18. A velocity-time graph consists of a triangle above the time axis with base and height , followed by a rectangle below the time axis with width and height . The net displacement is

19. A distance record for a moving ant says . In SI units, this distance is

20. A body moves with , and body moves with , where is in and is in . The relative velocity of with respect to is

21. A car moving with constant velocity passes a motorcycle at rest. The motorcycle starts at the same instant with uniform acceleration . The time taken by the motorcycle to catch the car is

22. A particle moves from to in . Its average velocity is

23. A body starts from rest with acceleration , and body starts from rest with acceleration from the same point at the same instant. Their relative acceleration is

24. A student says, “The area under an acceleration-time graph gives displacement because acceleration is related to motion.” The precise correction is that the area under an graph gives

25. In uniform motion with constant velocity , the position at time is represented by . The term represents

26. A cyclist covers in . The average speed is

27. A car has and brakes uniformly with . The distance covered before stopping is

28. A straight graph slopes downward from left to right. What is the sign of the velocity?

29. A ball is thrown vertically upward with . Taking , the total distance travelled in the first is

30. A uniformly accelerated object has and . Its displacement in the second is

31. Use the graph description below.

The body is

32. A cart is at at and moves with constant velocity . Its position at is

33. On a position-time graph for straight-line motion, the slope of the graph represents

34. Study the following one-dimensional journey.

For the whole journey, distance travelled and displacement are respectively

35. A body has the following velocity-time data, and velocity changes linearly between consecutive entries.

The displacement from to is

36. Displacement in one-dimensional motion is best defined as

37. A lift moves from the ground floor to the third floor and then stops. Why is this a suitable example of one-dimensional motion?

38. Two particles move along the -axis with and , where is in and is in . The position where the particles meet is

39. For motion along a straight line, the relation means that acceleration is

40. The relation follows from

41. A student writes the following line in a notebook: “Since , the body must be moving left.” What is the flaw in this reasoning?

42. A position graph is described as follows.

What are the distance travelled and displacement?

43. Average velocity in one-dimensional motion is calculated from

44. Study the journey table.

The average speed for the complete journey is

45. Two stones are thrown vertically upward at the same instant from the same point with initial velocities and . Neglect air resistance. Their relative acceleration is

46. The limiting definition of instantaneous velocity in one-dimensional motion is

47. Consider the following statements about uniformly accelerated motion.
Statement I: The equations , , and assume constant acceleration.
Statement II: The relation gives displacement in the second.
Statement III: The equation gives the sign of automatically without physical context.

48. A straight graph passes through at and has slope . The position at is

49. In the equation , a dimensional check of the term gives

50. A ball is thrown vertically upward with . Taking upward as positive and , its velocity after is