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Mastering Motion in Physics: Advanced MCQs for NEET, JEE, and CUET Aspirants

Preparing for competitive exams like NEET, JEE, and CUET demands a deep conceptual understanding of motion in physics. This chapter forms a core foundation for solving real-world motion problems—ranging from straight-line motion to circular and accelerated motion. Below is a carefully curated set of 30 advanced MCQs about Motion in Physics, each with detailed options and correct answers, covering force, energy, kinematics, velocity relations, and acceleration.

These questions are designed to strengthen speed, accuracy, and conceptual clarity while revising the most important concepts from motion in physics.

MCQs on Motion in Physics (With Options and Answers)

  1. A particle moving under force F = kx gains energy from x = 0 to x = 3 equal to:
    a) 2k
    b) 3.5k
    c) 4.5k
    d) 9k
    Answer: c

  2. A body crosses A and B with speeds 20 m/s and 30 m/s. Speed at midpoint is:
    a) 25.5 m/s
    b) 24 m/s
    c) 22 m/s
    d) 10√6 m/s
    Answer: a

  3. Free fall in vacuum is:
    a) Uniform velocity
    b) Uniform acceleration
    c) Variable acceleration
    d) Constant momentum
    Answer: b

  4. Passenger falling forward from a moving bus demonstrates:
    a) Momentum of inertia
    b) Second law of motion
    c) Third law of motion
    d) Inertia of motion
    Answer: d

  5. For r = 2t²i + 3tj + 4k, acceleration at t = 1:
    a) 4 m/s² along x
    b) 3 m/s² along x
    c) 4 m/s² along z
    d) 2 m/s² along z
    Answer: c

  6. A man behind a bus accelerates at 10 m/s while bus accelerates at 1 m/s². He catches it after:
    a) 6 s
    b) 5 s
    c) 8 s
    d) 7 s
    Answer: c

  7. Aircraft at 3400 m forms angle 30° in 10 s. Speed is:
    a) 193.6 m/s
    b) 96.3 m/s
    c) 108 m/s
    d) 10.8 m/s
    Answer: d

  8. Average speed if half distance at 3 m/s and other half in two equal times at 4.5 and 7.5 m/s:
    a) 4.8
    b) 5
    c) 5.8
    d) 5.5
    Answer: d

  9. From velocity–time graph of a projectile landing on a roof, building height is:
    a) 50 m
    b) 40 m
    c) 10 m
    d) 30 m
    Answer: b

  10. A particle covers 12 m in first 3 s and 30 m in next 3 s. Initial velocity is:
    a) 2 m/s
    b) 2.5 m/s
    c) 1 m/s
    d) 1.5 m/s
    Answer: c

  11. A motorist chases a bus 1.2 km ahead. Bus speed = 10 m/s, catch in 60 s. Motorist speed:
    a) 25 m/s
    b) 60 m/s
    c) 40 m/s
    d) 30 m/s
    Answer: d

  12. Car moves 6 km at 45° east of north and then 4 km at 135°. Distance and angle:
    a) 5 km, tan⁻¹(5)
    b) 10 km, tan⁻¹(5)
    c) 5√2 km, tan⁻¹(5)
    d) 5√2 km, tan⁻¹(√5)
    Answer: c

  13. A car moving in circular path r = 500 m at 30 m/s with tangential acceleration 2 m/s². Resultant acceleration:
    a) 4.7 m/s²
    b) 3.8 m/s²
    c) 3 m/s²
    d) 2.7 m/s²
    Answer: d

  14. Average speed when car travels 1/3 distance at 25 km/h and rest at 75 km/h:
    a) 45 km/h
    b) 55 km/h
    c) 25 km/h
    d) 75 km/h
    Answer: b

  15. For x = 8 + 2.5t², average velocity between 2 s and 4 s:
    a) 10 m/s
    b) 20 m/s
    c) 15 m/s
    d) 30 m/s
    Answer: c

  16. If v = 180 – 7x, acceleration is:
    a) –3.5
    b) –7
    c) –1.5
    d) –30
    Answer: a

  17. Average speed when one-third distances at 10, 20, 60 km/h:
    a) 12 km/h
    b) 18 km/h
    c) 24 km/h
    d) 30 km/h
    Answer: b

  18. Car accelerates 0→10 m/s uses energy E. Energy for 10→20 m/s:
    a) E
    b) 2E
    c) 3E
    d) 4E
    Answer: c

  19. v = α√x gives acceleration:
    a) α²
    b) α²/2
    c) 2α²
    d) α³/2
    Answer: b

  20. Under constant force and acceleration, power is:
    a) Zero
    b) Positive constant
    c) Negative constant
    d) Increasing with time
    Answer: d

  21. For x = ae^ct + be^dt velocity will:
    a) Decrease
    b) Be independent
    c) Drop to zero
    d) Increase
    Answer: d

  22. Car at 20 m/s stops in 40 m. At 40 m/s same retardation stops in:
    a) 320 m
    b) 160 m
    c) 80 m
    d) 640 m
    Answer: c

  23. For r = a cos ωt i + a sin ωt j, acceleration is:
    a) Perpendicular to velocity
    b) Parallel
    c) Away from origin
    d) Always along +i
    Answer: a

  24. Two children slide different paths; identical height.
    a) Ramesh first, same average speed
    b) Ramesh first, larger acceleration
    c) Same time
    d) Same time, same average acceleration
    Answer: d

  25. Bullet stops distance ∝ (v₀)⁻². Resistive force ∝ v³. β =
    a) 2/3
    b) 5/3
    c) 4/3
    d) 1/3
    Answer: b

  26. Object decelerates with 3v² from v = 8 m/s. Distance travelled:
    a) 2 m
    b) 4 m
    c) 6 m
    d) 8 m
    Answer: b

  27. Car velocity 6.25 m/s, deceleration 2.5v. Time to stop:
    a) 2 s
    b) 3 s
    c) 2.5 s
    d) 4 s
    Answer: a

  28. Force F = 3x on 8 kg mass from x=2 to x=10. Final speed:
    a) 6 m/s
    b) 12 m/s
    c) 18 m/s
    d) 14 m/s
    Answer: a

  29. Distance-time graph constant over interval means:
    a) Avg & inst speed zero
    b) Avg non-zero, inst zero
    c) Inst non-zero, avg zero
    d) Both non-zero
    Answer: b

  30. Average acceleration after half revolution:
    a) 3v²/π
    b) 3v²/2π
    c) 2v²/π
    d) v²/π
    Answer: c

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Conclusion of Motion in Physics

Understanding motion in physics is essential for problem-solving across all major entrance exams. The concepts building upon velocity, acceleration, power, force, average speed, and graphical interpretation form the backbone of physics applications. Regular exposure to mixed-difficulty MCQs sharpens your numerical accuracy and conceptual recall. These 30 questions provide an excellent practice set to refine your preparation and boost your confidence for NEET, JEE, and CUET.

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