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
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Quiz: Motion in a Straight Line – Certificate Challenge
Total questions: 400
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Time allotted: 100 minutes
Certificate pass score: 70%
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Motion in a Straight Line – Progressive Test

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1 / 50

1. 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) spends equal times in opposite directions

c) returns to the starting point

d) moves without reversing direction

2 / 50

2. Consider the following statements about a one-dimensional coordinate system.
Statement I: The origin fixes the point from which position is measured.
Statement II: The positive direction fixes the sign convention on the line.
Statement III: A negative coordinate always means the object is moving backward.

a) I and II only

b) II and III only

c) I and III only

d) I, II, and III

3 / 50

3. A body moves with uniform acceleration from to in . Its displacement is

4 / 50

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

a) distance covered only in the positive direction

b) final coordinate divided by total time

c) change from initial to final coordinate

d) total length of the actual path covered

5 / 50

5. Two stones are released from rest from the same height, one after the other, neglecting air resistance. Once both are in air, their relative acceleration is

a) upward

c) downward

d) downward

6 / 50

6. Two cars move toward each other on a straight road. Their speeds are and , and they are initially apart. The time taken to meet is

7 / 50

7. Read the short record below.

A straight track has a fixed origin . A trolley is observed at at , at at , and at at .

What does this record show about the trolley’s position?

a) It remains at the origin during the whole observation

b) It has zero position at every instant

c) It moves from the positive side to the negative side through the origin

d) It moves from the negative side to the positive side through the origin

8 / 50

8. A body follows , where is in and is in . Its displacement from to is

9 / 50

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

10 / 50

10. A body has velocity , where is in and is in . The displacement from to is

11 / 50

11. Consider the following statements about average speed and average velocity.
Statement I: Average speed cannot be negative.
Statement II: The magnitude of average velocity can never exceed average speed for the same time interval.
Statement III: Average speed and average velocity always have the same magnitude in one-dimensional motion.

a) I, II, and III

b) I and II only

c) II and III only

d) I and III only

12 / 50

12. Use the graph description below.

From to , a graph is a horizontal line at . From to , it is a horizontal line at .

The displacement for the whole interval is

13 / 50

13. The quantity in a one-dimensional position-time record is best treated as

a) the speed of the body at an instant

b) a location relative to the chosen origin

c) the total path length from the beginning

d) the time interval between observations

14 / 50

14. A particle has velocity , where is in and is in . Its instantaneous acceleration is

15 / 50

15. The derivative relation for instantaneous velocity is

16 / 50

16. A graph has a line segment above the time axis with a negative slope. During this segment, the body is

a) moving in the negative direction with increasing speed

b) moving in the negative direction with decreasing speed

c) moving in the positive direction with decreasing speed

d) moving in the positive direction with increasing speed

17 / 50

17. A body has and . Why can the displacement correspond to two instants?

a) Because rejects negative acceleration

b) Because acceleration becomes zero at that point

c) Because displacement has no sign in one dimension

d) Because the body can pass that point twice

18 / 50

18. Consider the following statements about equations of uniformly accelerated motion.
Statement I: contains no displacement.
Statement II: contains no time.
Statement III: can be used even when acceleration varies irregularly.

a) II and III only

b) I and II only

c) I and III only

d) I, II, and III

19 / 50

19. A car moves at for and then at for along the same road. Its average speed for the whole trip is

20 / 50

20. Use the graph description below.

A graph is a horizontal straight line above the time axis.

What does this graph represent?

a) Zero velocity and positive acceleration

b) Constant positive velocity and zero acceleration

c) Increasing velocity and zero acceleration

d) Constant negative velocity and positive acceleration

21 / 50

21. A body moves with uniform acceleration. Its displacement in the second is , and its displacement in the second is . Its acceleration is

22 / 50

22. A car is behind car . Car moves at , while car moves at in the same direction. How far does car travel before it catches car ?

23 / 50

23. A person moves along a straight path from to , then to . The displacement for the full motion is

24 / 50

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

a) final velocity after the interval

b) acceleration at that time

c) initial position

d) total distance in the path

25 / 50

25. A displacement of along a chosen -axis means that

a) the speed is

b) the final coordinate must be

c) a negative displacement

d) a distance of has been covered

26 / 50

26. Instantaneous velocity describes the velocity of a body

a) over the whole journey only

b) by using total distance instead of displacement

c) only when the body is at rest

d) at a particular instant of time

27 / 50

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

28 / 50

28. Study the velocity record of a cart moving along a fixed -axis.

Instant	Velocity

The average acceleration from to is

29 / 50

29. Study the position table for a moving object.

Time	Position

The motion is best described as

a) rest at different positions

b) uniform motion with velocity

c) non-uniform motion with increasing positive velocity

d) uniform motion with velocity

30 / 50

30. A long train moving at overtakes a long train moving at in the same direction. The time taken for complete overtaking is

31 / 50

31. Match the graph region with the quantity it represents.

Graph region or operation	Meaning
P. Area above time axis	1. Positive displacement contribution
Q. Area below time axis	2. Negative displacement contribution
R. Sum of signed areas	3. Net displacement
S. Sum of absolute areas	4. Distance travelled

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

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

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

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

32 / 50

32. 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 ?

33 / 50

33. Study the table for two bodies moving along the same line.

Body	Initial velocity	Acceleration
P
Q

What happens to the relative velocity as time passes?

a) It decreases by every second

b) It remains

c) It increases by every second

d) It becomes immediately

34 / 50

34. Study the following one-dimensional journey.

Part	Motion
P	to
Q	to
R	to

For the whole journey, distance travelled and displacement are respectively

a) and

b) and

c) and

d) and

35 / 50

35. A motion record at one instant is shown below.

Case	Velocity	Acceleration
P
Q
R
S

In which cases is the speed increasing?

a) P and R

b) R and S

c) Q and S

d) P and Q

36 / 50

36. Match the descriptions with the appropriate quantity.

Description	Quantity
P. Total length of path covered	1. Position coordinate
Q. Location relative to origin	2. Distance travelled
R. SI unit used for path length	3.
S. Quantity that cannot be negative	4. Distance in ordinary kinematics

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

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

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

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

37 / 50

37. A cyclist covers in . The average speed is

38 / 50

38. For the relative position , where is in and is in , the time when and are at the same position is

39 / 50

39. If two bodies move along the same straight line with velocities and , the relative velocity of with respect to is

b) always

d) always

40 / 50

40. 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

41 / 50

41. A body returns to its starting point after covering in . The average speed and average velocity are

a) and

b) and

c) and

d) and

42 / 50

42. A velocity-time graph is a horizontal line at from to . The displacement is

43 / 50

43. A graph description is given below.

On the same axes, two straight lines for bodies and are parallel and separated vertically.

The correct interpretation is

a) and have equal velocities and constant separation

b) and must meet after some time

c) and have equal positions at all instants

d) and have equal accelerations but changing velocities

44 / 50

44. A moving observer cannot decide absolute rest or absolute motion from one-dimensional kinematics alone because

a) acceleration is not used in one dimension

b) velocity is positive in every chosen frame

c) distance is measured without any unit

d) rest and motion depend on frame choice

45 / 50

45. Assertion: Instantaneous velocity at a point on an graph is given by the slope of the tangent at that point.
Reason: Average velocity over a finite interval is given by the slope of the secant joining two points on the graph.

a) Assertion is false, but Reason is true

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

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

d) Assertion is true, but Reason is false

46 / 50

46. A position function is , with in and in . At , the instantaneous velocity is

47 / 50

47. In straight-line motion with possible reversal, distance travelled means

a) the shortest signed change in position

b) the total length of the actual path covered

c) the final position coordinate of the moving body

d) the algebraic difference between final and initial coordinates

48 / 50

48. A curved graph has tangent slopes at three instants as shown.

Instant	Tangent slope
P
Q
R

The correct interpretation is

a) P: negative motion, Q: positive motion, R: momentarily at rest

b) P: positive motion, Q: momentarily at rest, R: negative motion

c) P: positive acceleration, Q: zero position, R: negative acceleration

d) P: rest, Q: negative motion, R: positive motion

49 / 50

49. A body starts with and has constant acceleration . After , what is the velocity and how has the direction changed?

a) , now moving in the negative direction

b) , now moving in the negative direction

c) , still positive direction

d) , still moving in the positive direction

50 / 50

50. A straight road is described using a coordinate axis. The town gate is first chosen as origin , but later a milestone east of the gate is chosen as the new origin. What remains unchanged by this new choice?

a) The physical location of a parked car on the road

b) The sign of every coordinate on the road

c) The numerical value of the car’s position coordinate

d) The coordinate of every point on the road

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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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