These One Dimensional Motion Questions will help you understand concept of displacement, velocity,and acceleration in straight-line motion.One-Dimensional Motion Questions, also known as rectilinear motion, is one of the most fundamental and scoring chapters in physics. Whether you are preparing for NEET, JEE, CUET, Class 11 Physics, or any competitive exam, mastering motion in a straight line provides the conceptual foundation for advanced topics such as forces, momentum, energy, and rotational motion. These questions sharpen your ability to interpret graphs, understand velocity–time relationships, and apply the kinematic equations accurately.

Students often struggle not because the concepts are difficult, but because One-Dimensional Motion Questions requires precision, logical thinking, and strong visualisation skills. This makes practising MCQs a highly effective learning approach. Well-structured problems improve your understanding of displacement, average velocity, instantaneous velocity, uniform acceleration, and graphical interpretation—all essential for scoring high in physics.

The questions below are carefully curated to strengthen exam-oriented problem-solving skills. They cover real-world applications, graph-based interpretation, and conceptual reasoning, ensuring you build both speed and accuracy. By practising these One-Dimensional Motion Questions, students develop a deeper intuition about how objects move, how forces influence motion, and how different kinematic variables relate to each other. For NEET and JEE aspirants, solving One Dimensional Motion Questions is essential to mastering the basics of kinematics.

Whether you are revising before an exam, building your conceptual foundation, or evaluating your current preparation level, these MCQs will give you a clear competitive edge and help you approach motion-based questions with confidence.

MCQs on Motion in One Dimensional Questions (with Options & Answers)

1. Weight of a body of mass m in free fall above Earth’s surface is:
a) mg
b) zero
c) infinity
d) m√g
Answer: b

2. A cyclist starting from rest covers 120 m in 10 s. Acceleration is:
a) 5
b) 1.5
c) 2.4
d) 3
Answer: c

3. A car covers AB in one-third segments at v₁, v₂, v₃. If v₁ = 11, v₂ = 22, v₃ = 33, average velocity is:
a) 20 m/s
b) 12 m/s
c) 18 m/s
d) 22 m/s
Answer: c

4. Velocity-time graph for a body starting from rest and moving with constant acceleration is:
a) Graph a
b) Graph b
c) Graph c
d) Graph d
Answer: a

5. Stopping distance of a moving vehicle is proportional to:
a) initial velocity
b) cube of velocity
c) square of velocity
d) √velocity
Answer: c

6. For s = 9t² − 2t³, velocity becomes zero at:
a) 8 s
b) 6 s
c) 4 s
d) 3 s
Answer: d

7. Slope of v-t graph for uniform velocity equals:
a) Initial velocity
b) Final velocity
c) Zero
d) Constant velocity
Answer: c

8. For x = 8t² + 18t, average acceleration between 2–4 s is:
a) 18
b) 32
c) 20
d) 16
Answer: b

9. Train goes A→B at 18 m/s and returns at 36 m/s. Average speed:
a) √72 m/s
b) 36 m/s
c) √72/2 m/s
d) 36 m/s
Answer: c

10. Vehicle at 36 km/h stops in 200 m. Retardation:
a) 0.25 m/s²
b) 0.20 m/s²
c) 0.15 m/s²
d) 0.10 m/s²
Answer: a

11. Incorrect: (i) Avg speed = Avg velocity (ii) Inst speed = Inst velocity (iii) Distance = displacement
a) All
b) (i) & (ii)
c) (ii) & (iii)
d) (i) & (iii) only
Answer: d

12. For 3s = 9t + 5t², acceleration is:
a) 5/3
b) 14/3
c) 10/3
d) 19/3
Answer: c

13. Particle at x=0, v = 5√x. Acceleration is:
a) 8.5
b) 12.5
c) 10.5
d) 11.5
Answer: b

14. With constant retardation, which decreases?
a) Speed
b) Acceleration
c) Distance
d) All
Answer: a

15. If a = λ√v and v(0) = 0, then velocity =
a) (4/3) λ²t²
b) (4/1) λ²t²
c) (2/1) λ²t²
d) (3/4) λ²t²
Answer: c

16. Relation between distances x (first n seconds) and y (next n seconds):
a) x = y
b) x = 3y
c) x = y/2
d) x = 2y
Answer: a

17. Distance ratio in first 3 equal time intervals for uniform acceleration:
a) 1:2:3
b) 1:3:5
c) 1:2:√3
d) 1:√3:5/2
Answer: b

18. For s = 3t³ + t² + 3t + 8, acceleration at t = 1 is:
a) 32
b) 10
c) 16
d) 23
Answer: a

19. x = α + βt²; avg velocity between 2–4 s = 12, α = 8. β =
a) 0.5
b) 2
c) 4
d) 5
Answer: b

20. Displacement when object moves C/4 on circle radius r:
a) r
b) r√2
c) 2r
d) √r
Answer: b

21. From the given graph, correct statement is:
a) Increasing then constant
b) Velocity increases uniformly
c) Avg velocity zero
d) Impossible
Answer: c

22. A 20 kg body at 15 m/s with retarding force 100 N stops in:
a) 3 s
b) 6 s
c) 1.5 s
d) 9 s
Answer: a

23. Constant momentum implies constant:
a) acceleration
b) force
c) velocity
d) mass
Answer: c

24. Bomb dropped from 720 km/h at height 980 m hits ground in:
a) 1 s
b) 7.2 s
c) 14.15 s
d) 0.15 s
Answer: c

25. Car travels 50 km south and returns in 2 h. Average velocity:
a) 0
b) 50 km/h
c) 25 km/h
d) Can’t calculate
Answer: a

26. Object at 5 m/s accelerated at 2 m/s² for 6 s. Distance traveled:
a) 60 m
b) 25 m
c) 36 m
d) 66 m
Answer: d

27. Deceleration required to stop from 10 m/s in 100 m:
a) 20 m/s²
b) 10 m/s²
c) 2 m/s²
d) 0.5 m/s²
Answer: d

28. A 175 m train at 72 km/h meets a bird flying opposite at 18 km/h. Crossing time:
a) 35 s
b) 27 s
c) 11.6 s
d) 7 s
Answer: d

29. v = u + at graph is:
a) straight line
b) passes origin
c) y-intercept = u
d) slope = u
Answer: c

30. From acceleration-time graph, largest speed at point:
a) 1
b) 2
c) 3
d) 4
Answer: b 

Conclusion

Mastering One-Dimensional Motion Questions is essential for building a strong foundation in physics, especially for students preparing for NEET, JEE, CUET, and Class 11–12 board exams. The concepts may appear simple at first, but they require careful interpretation, logical reasoning, and consistent practice to fully understand. By solving diverse MCQs—from graphical analysis to kinematic equations—you strengthen your intuition for how objects move, how acceleration affects velocity, and how displacement changes over time.

Regular practice of these One-Dimensional Motion Questions helps students improve calculation speed, accuracy, and problem-solving confidence. More importantly, it builds the analytical skills required not only for exams but also for advanced chapters such as work, energy, power, laws of motion, and momentum.

Keep revising, stay consistent, and treat each MCQ as an opportunity to reinforce your understanding. With the right approach and focused practice, you can master motion in a straight line and excel in the physics section of any competitive exam.Solving more One Dimensional Motion Questions regularly will greatly improve your understanding of straight-line motion.