Class 11 Physics: Motion In A Straight Line Mock Test

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Quiz: Motion in a Straight Line – Progressive Test
Total questions: 400
Questions in this round: 50
Time allotted: 70 minutes
Pass score: 60%
Total rounds: 8
Current round: 1^st
Rounds passed: 0 / 8
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Quiz: Motion in a Straight Line – Certificate Challenge
Total questions: 400
Questions to attempt: 100 random
Time allotted: 100 minutes
Certificate pass score: 70%
Random questions: Yes
Certificate: Yes
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Progressive Test — Guest First Round

Motion in a Straight Line – Progressive Test

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1 / 50

1. A body moving along a straight line has at a turning point. Its instantaneous speed at that point is

d) equal to total distance divided by total time

2 / 50

2. A cart starts from with and uniform acceleration . Its position after is

3 / 50

3. The limiting definition of instantaneous acceleration is

4 / 50

4. A body moves with constant velocity when it

a) zero position coordinate at every instant

b) equal signed displacements in equal time intervals

c) equal distances with direction change each interval

d) increasing speed in every equal time interval

5 / 50

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

6 / 50

6. 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

7 / 50

7. The SI unit of acceleration is ______.

8 / 50

8. The displacement in the second for uniformly accelerated motion is often written as . This expression gives

a) total displacement during the first

b) final velocity at exactly

c) displacement during the second

d) acceleration during the first second only

9 / 50

9. An object is photographed at , , and . The interval from the first photograph to the last photograph is

10 / 50

10. A data table for a moving bead is shown below.

Quantity	Value for the whole interval
Total distance
Displacement
Time interval

The correct pair of average quantities is

a) average speed , average velocity

b) average speed , average velocity

c) average speed , average velocity

d) average speed , average velocity

11 / 50

11. The graph of a ball thrown vertically upward is a straight line with negative slope when upward is positive. What does the negative slope represent?

a) Acceleration downward due to gravity

b) Velocity zero throughout the motion

c) Displacement negative throughout the motion

d) Speed increasing upward throughout the motion

12 / 50

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

13 / 50

13. Match each acceleration-related description with its correct expression or meaning.

Description	Expression or meaning
P. Average acceleration	1.
Q. SI unit of acceleration	2.
R. Positive average acceleration	3. Velocity becomes more positive over the interval
S. Zero average acceleration	4. Final velocity equals initial velocity

a) P-4, Q-2, R-3, S-1

b) P-1, Q-2, R-3, S-4

c) P-1, Q-3, R-2, S-4

d) P-2, Q-1, R-4, S-3

14 / 50

14. A position function is , where is in and is in . At , the instantaneous velocity is

15 / 50

15. A student claims, “At the highest point of vertical motion, both velocity and acceleration are zero.” The correct correction is that

a) zero acceleration, but maximum velocity

b) maximum velocity and maximum acceleration

c) zero velocity, but acceleration downward

d) downward velocity, but upward acceleration

16 / 50

16. A ball is thrown vertically upward with . Taking upward as positive and , its height above the point of projection after is

17 / 50

17. A uniformly accelerated motion has , , and . The displacement is

18 / 50

18. Match each graph idea with its meaning for an graph.

Graph idea	Meaning
P. Slope of secant over a finite interval	1. Instantaneous velocity
Q. Slope of tangent at one instant	2. Average velocity
R. Positive tangent slope	3. Motion in positive direction at that instant
S. Horizontal tangent	4. Zero instantaneous velocity

a) P-4, Q-1, R-2, S-3

b) P-1, Q-2, R-3, S-4

c) P-2, Q-1, R-3, S-4

d) P-2, Q-3, R-1, S-4

19 / 50

19. A motion has , , and continues for . The displacement during the full is

20 / 50

20. Read the situation below.

A person walks from a gate to a shop away along a straight road. After buying a notebook, the person walks back toward the gate.

What distance has the person travelled?

21 / 50

21. Two bodies move on the same straight line with velocities shown below.

Case
P
Q
R

The correct values of for P, Q, and R are

a) , ,

b) , ,

c) , ,

d) , ,

22 / 50

22. A stone is dropped from rest from a height of . Taking downward as positive and , the time taken to reach the ground is

23 / 50

23. Use the graph description below.

An graph is curved. At , a tangent is drawn to the curve. The tangent slopes downward from left to right.

What does this show about the instantaneous velocity at ?

a) It is negative

b) It is positive

c) It is zero because the graph is curved

d) It cannot be related to the graph slope

24 / 50

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

25 / 50

25. A motorcycle increases its speed uniformly from to while covering . Its acceleration is

26 / 50

26. Read the case below.

A car moves along a straight road. Its average velocity from to is . At , the slope of the tangent to its graph is .

What is the velocity of the car at ?

27 / 50

27. A velocity-time graph is curved, and a tangent drawn at has slope . The instantaneous acceleration at is

28 / 50

28. A uniformly accelerated body has , , and . The time taken to stop is

29 / 50

29. Assertion: If two bodies moving along the same straight line have equal accelerations, their relative velocity remains constant.
Reason: Relative acceleration is the difference of their accelerations.

a) Assertion is false, but Reason is true

b) Both Assertion and Reason are true, and Reason explains Assertion

c) Both Assertion and Reason are true, but Reason does not explain Assertion

d) Assertion is true, but Reason is false

30 / 50

30. Read the case carefully.

A cart moves on a straight line. It starts at , goes to , then comes back and stops at . The whole motion takes .

The average velocity for the whole motion is

31 / 50

31. A cyclist’s velocity changes uniformly from to in . The displacement during this interval is

32 / 50

32. A straight-line graph changes uniformly from at to at . The time at which the body reverses direction is

33 / 50

33. Two paths on the same straight line are described.
Case 1:
Case 2:
What comparison is valid?

a) Case 1 has greater displacement, but both have the same distance

b) Case 2 has zero displacement because an intermediate point is used

c) Both cases have the same displacement, but Case 2 has greater distance

d) Both cases have the same displacement and the same distance

34 / 50

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

35 / 50

35. An acceleration-time graph is described below.

From to , acceleration is . From to , acceleration is .

If the initial velocity is , the velocity at is

36 / 50

36. On a straight road, east is chosen as the positive direction. A bicycle is moving west. How should the direction of its motion be represented in this coordinate description?

a) By negative velocity along the chosen axis

b) By speed only, with no direction sign

c) By zero velocity on the chosen axis

d) By positive velocity along the chosen axis

37 / 50

37. In a straight-line trip, the average speed and the magnitude of average velocity will be equal if the body

a) has negative displacement during the interval

b) moves without reversing direction

c) spends equal times in opposite directions

d) returns to the starting point

38 / 50

38. Two particles start from the same point at the same time. Particle moves with constant velocity , while particle starts from rest with acceleration . The time when catches again is

39 / 50

39. A lamp post is fixed beside a road. A car passes it and moves away. In the frame of the road, what changes with time for the car?

a) Its speed unit relative to the road

b) The origin chosen by the road observer

c) Its position relative to the lamp post

d) The time reading of one second

40 / 50

40. Read the motion record below.

A runner starts from a marker, runs east in , then runs west in . East is chosen as the positive direction.

For the complete motion, the average speed and average velocity are respectively

a) and

b) and

c) and

d) and

41 / 50

41. 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

b) upward

c) downward

d) downward

42 / 50

42. A stone is thrown vertically downward with from the top of a building. Taking downward as positive and , its velocity after is

43 / 50

43. Use the graph description below.

A graph lies below the time axis and slopes downward as time increases.

What does this graph show about the motion during that part?

a) The body moves in the negative direction and slows down

b) The body moves in the positive direction and speeds up

c) The body is at rest because the graph is below the time axis

d) The body moves in the negative direction and speeds up

44 / 50

44. A particle starts from rest and covers in with uniform acceleration. Its final velocity is

45 / 50

45. A velocity-time graph has velocity on the vertical axis and time on the horizontal axis. The slope of this graph represents

a) position coordinate

b) total distance

c) acceleration

d) displacement

46 / 50

46. Match each graph feature with its meaning.

Graph feature	Meaning
P. Positive slope	1. Motion in positive direction
Q. Negative slope	2. Motion in negative direction
R. Horizontal line	3. Rest in the chosen frame
S. Greater slope magnitude	4. Greater speed for uniform motion

a) P-4, Q-2, R-3, S-1

b) P-1, Q-3, R-2, S-4

c) P-2, Q-1, R-4, S-3

d) P-1, Q-2, R-3, S-4

47 / 50

47. A body moves along a straight line with , where is in and is in . Its average velocity from to and its instantaneous velocity at are respectively

a) and

b) and

c) and

d) and

48 / 50

48. A position function is , where is in and is in . The tangent to its graph is horizontal at

49 / 50

49. Two coordinate descriptions are made for the same straight path. Case 1: east is positive. Case 2: west is positive. A scooter moves east from a point. How is this displacement represented in the two cases?

a) in Case 1 and in Case 2

b) in Case 1 and in Case 2

c) in Case 1 and in Case 2

d) in Case 1 and in Case 2

50 / 50

50. The third equation of motion can be obtained by eliminating from

a) and

b) and

c) and

d) and

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Motion in a Straight Line Mock Test – Class 11 Physics

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Motion in a Straight Line – Progressive Test

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