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Class 11 Physics — Chapter 5: Laws of Motion Online Test

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Class 11 Physics: Laws of Motion Online Test (Paper 1)

Welcome to Paper 1! This is your foundation to build confidence and get you ready to tackle the challenges ahead.

  • Total Questions: 20
  • Time Allotted: 30 minutes
  • Passing Score: 40%
  • Randomization: No
  • Certificate: No
  • Retake: Allowed
  • Price: 100% Free

Good luck! 👍

1 / 20

1. What formula describes the relationship between power, work, and time?

2 / 20

2. A 2 kg block is initially at rest on a horizontal frictionless surface. If a horizontal force of 10 N is applied to the block, what is its velocity after 4 seconds?

3 / 20

3. A crate of mass 50 kg is pushed along a rough horizontal surface with a force of 200 N. If the coefficient of kinetic friction between the crate and the surface is 0.4, what is the acceleration of the crate?

4 / 20

4. What is an example of non-uniform circular motion?

5 / 20

5. What is the direction of centripetal force?

6 / 20

6. What is the relationship between centripetal force and centripetal acceleration?

7 / 20

7. When a force is applied to an object, what happens to the object's momentum?

8 / 20

8. Which statement correctly compares the magnitudes of static frictional force and kinetic frictional force between two surfaces?

9 / 20

9. What type of frictional force acts between two surfaces that are sliding past each other?

10 / 20

10. In a dynamic equilibrium situation, what happens if the forces acting on an object are not balanced?

11 / 20

11. In which of the following scenarios is an object in rotational equilibrium?

12 / 20

12. In a collision between a truck and a bicycle, which of the following statements is true about the total momentum before and after the collision?

13 / 20

13. When a person jumps off a boat into the water, how does the boat react according to the principle of conservation of linear momentum?

14 / 20

14. When a bird flies by flapping its wings, according to Newton's third law, what is the reaction force to the bird's wing movement?

15 / 20

15. When a person jumps off a boat onto a dock, according to Newton's third law, what is the reaction force to the person's jump?

16 / 20

16. What is the relationship between Newton and pound-force?

17 / 20

17. How did Aristotle's ideas influence Islamic scholars such as Ibn Sina (Avicenna) and Ibn Rushd (Averroes)?

18 / 20

18. According to Newton's first law of motion, what role does inertia play?

19 / 20

19. Why does a book placed on a table remain at rest until someone moves it?

20 / 20

20. Why does a ball thrown inside a moving train follow a curved path to an observer on the ground?

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Class 11 Physics: Laws of Motion Online Test (Paper 2)

Welcome to Paper 2! You’ve mastered the basics, and now it’s time to test your understanding with a more challenging set of questions.

Get new questions on each attempt

  • Total Questions: 30
  • Time Allotted: 45 minutes
  • Passing Score: 50%
  • Randomization: Yes
  • Certificate: No
  • Retake: Allowed
  • Price: 100% Free

Good luck! 👍

1 / 30

1. How do Newton's laws of motion contribute to understanding the dynamics of fluids?

2 / 30

2. Which force balances centrifugal force in a rotating system?

3 / 30

3. In which scenario is centrifugal force not considered a real force?

4 / 30

4. When does an object have the greatest momentum?

5 / 30

5. Which formula describes the relationship between acceleration due to gravity, mass, and weight?

6 / 30

6. How does Newton's second law allow scientists to predict the motion of objects?

7 / 30

7. When a spacecraft docks with the International Space Station (ISS), what principle ensures a safe approach and docking procedure?

8 / 30

8. Which formula describes the relationship between the Doppler effect, the frequency of the observed wave, the frequency of the source, the speed of sound , and the relative velocity ?

9 / 30

9. What is the formula for the period of a simple pendulum of length swinging with small angles?

10 / 30

10. What is the formula for the period of a simple harmonic oscillator with spring constant and mass ?

11 / 30

11. If the force applied to an object is doubled, what happens to the impulse delivered to the object, assuming the time of impact remains unchanged?

12 / 30

12. Which formula describes the relationship between the focal length of a lens, its refractive index , and the radius of curvature ?

13 / 30

13. What is the difference between applied force and normal force?

14 / 30

14. When a hockey player hits a puck with a stick, according to Newton's third law, what is the reaction force to the player's hit?

15 / 30

15. What is the relationship between centripetal force and the mass of an object in circular motion?

16 / 30

16. Which of the following is an example of action and reaction pairs according to Newton's third law of motion?

17 / 30

17. A block of mass 4 kg is pulled horizontally across a rough surface with a force of 20 N. If the coefficient of kinetic friction between the block and the surface is 0.3, what is the acceleration of the block?

18 / 30

18. When a car collides with a wall, according to Newton's third law, what is the reaction force to the car's impact?

19 / 30

19. In a spring-mass system, what determines the acceleration of the mass?

20 / 30

20. Which formula represents the relationship between the angular velocity , linear velocity , and radius of rotation?

21 / 30

21. An object of mass 5 kg is moving with a constant velocity of 10 m/s. What is the net force acting on the object?

22 / 30

22. Which force allows a tree branch to bend and sway in the wind?

23 / 30

23. Why does a book slide off a moving car when it suddenly stops?

24 / 30

24. What is the formula for the gravitational potential energy of an object of mass at height above the Earth's surface?

25 / 30

25. When a car suddenly stops, the passengers inside the car tend to lurch forward. Which law of motion explains this phenomenon?

26 / 30

26. Which physical quantity does Newton's second law help calculate?

27 / 30

27. For a body to be in translational equilibrium, which condition must be true?

28 / 30

28. Which concept did Descartes introduce to explain motion and the behavior of matter, challenging Aristotle's ideas?

29 / 30

29. What is the SI unit of applied force?

30 / 30

30. Which formula describes the relationship between spring constant , displacement , and restoring force of a spring?

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Class 11 Physics: Laws of Motion Online Test (Paper 3)

Welcome to Paper 3! You’ve warmed up—now it's time to step up your game and conquer the challenge with tougher questions!

Earn a certificate upon passing

Get new questions with every attempt

  • Total Questions: 50
  • Time Allotted: 75 minutes
  • Passing Score: 70%
  • Randomization: Yes
  • Certificate: Yes
  • Retake: Allowed
  • Price: 100% Free

Good luck! 👍

1 / 50

1. Which of the following is an example of uniform circular motion?

2 / 50

2. Which of the following is true about the acceleration in circular motion?

3 / 50

3. What is momentum defined as in physics?

4 / 50

4. Which step involves choosing an appropriate coordinate system in mechanics problem-solving?

5 / 50

5. Which scientist first formulated the law of universal gravitation?

6 / 50

6. Why does a car skid when suddenly turning on a wet road?

7 / 50

7. What term describes the force that opposes the motion of objects moving relative to each other?

8 / 50

8. What is the formula for torque exerted by a force acting at an angle?

9 / 50

9. If object A exerts a force of 10 N on object B, according to Newton's third law, what force does object B exert on object A?

10 / 50

10. Why does a paper airplane gradually slow down and fall to the ground after being thrown?

11 / 50

11. What type of motion does a swing exhibit at its highest point?

12 / 50

12. When a rocket launches into space, why does it expel exhaust gases downward?

13 / 50

13. In Newton's third law, what is meant by "equal and opposite" forces?

14 / 50

14. Which of the following best demonstrates inertia in action?

15 / 50

15. How does Newton's second law relate force to acceleration?

16 / 50

16. What provides the centripetal force for a car turning around a curve on a road?

17 / 50

17. How do biomechanical engineers use equilibrium principles to design prosthetic limbs?

18 / 50

18. Why does a ball rolling on a smooth surface eventually come to a stop?

19 / 50

19. How does inertia relate to the motion of a pendulum swinging back and forth?

20 / 50

20. Which factor does not affect the gravitational force between two objects?

21 / 50

21. A 0.5 kg ball is thrown vertically upwards with an initial velocity of 10 m/s. What is the maximum height reached by the ball? (Assume g = 10 m/s²)

22 / 50

22. According to Newton's second law of motion, the acceleration of an object is directly proportional to the net force acting on it and inversely proportional to its:

23 / 50

23. An object of mass 5 kg is moving with a constant velocity of 10 m/s. What is the net force acting on the object?

24 / 50

24. A crate of mass 50 kg is pushed along a rough horizontal surface with a force of 200 N. If the coefficient of kinetic friction between the crate and the surface is 0.4, what is the acceleration of the crate?

25 / 50

25. According to Aristotle, what causes the motion of celestial bodies like the Moon and stars?

26 / 50

26. Why do astronauts experience weightlessness in space despite the presence of gravitational force?

27 / 50

27. Which formula describes the relationship between the force exerted by an ideal spring with spring constant and its displacement from equilibrium?

28 / 50

28. What is the formula for gravitational force between two masses and separated by a distance ?

29 / 50

29. Which of the following is NOT a factor affecting the impulse delivered to an object?

30 / 50

30. Which scientist conducted experiments to refute Aristotle's theory that heavier objects fall faster than lighter objects?

31 / 50

31. What is the formula for the electric field generated by a point charge at a distance from the charge?

32 / 50

32. What is the relationship between centripetal force and the radius of the circular path?

33 / 50

33. How did Aristotle explain the behavior of objects falling towards the Earth?

34 / 50

34. Why does a ball thrown vertically into the air eventually fall back down?

35 / 50

35. What is the formula for the moment of inertia of a thin rod of length and mass rotating about an axis perpendicular to its length and passing through its center?

36 / 50

36. What is the purpose of drawing a free-body diagram in mechanics problems?

37 / 50

37. During a collision between two billiard balls on a frictionless table, what remains constant throughout the collision process?

38 / 50

38. In the equation F = ma, what does 'F' represent?

39 / 50

39. What is the formula for the gravitational potential energy of an object of mass at height above the Earth's surface?

40 / 50

40. In which field of physics are Newton's laws of motion extensively used for analyzing the behavior of particles at atomic and subatomic levels?

41 / 50

41. A cyclist of mass 80 kg accelerates from rest to 5 m/s in 4 seconds. What is the average force exerted by the cyclist on the bicycle?

42 / 50

42. Why is it essential for car manufacturers to consider the conservation of momentum in designing crumple zones?

43 / 50

43. Why does a passenger feel thrown forward when a bus suddenly stops?

44 / 50

44. What type of motion does a spinning top exhibit?

45 / 50

45. Which aspect of Aristotle's ideas influenced the medieval understanding of celestial mechanics?

46 / 50

46. What principle does Newton's second law extend from Newton's first law?

47 / 50

47. In which of the following scenarios is an object in rotational equilibrium?

48 / 50

48. What is the formula for the magnification of a lens with focal length when an object is placed at distance from the lens?

49 / 50

49. What is the role of considering equilibrium conditions in mechanics problem-solving?

50 / 50

50. Why is Newton's third law of motion important in the study of collisions?

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Class 11 Physics — Chapter 5: Laws of Motion Online Test

The Laws of Motion Online Test for Class 11 Physics is designed to help you master one of the most crucial chapters for JEE and NEET preparation. Through interactive MCQs and exam-style mock papers, you can test your grasp of Newton’s Laws, inertia, friction, and tension concepts in a real-time setup. Get instant scoring, answer reviews, and even a certificate for high scores.

Each paper follows the NCERT/CBSE curriculum and is perfect for quick revisions or detailed practice. You can retake tests anytime, view your weak areas, and improve your accuracy in solving physics problems involving forces and motion. All the tests are free and mobile-friendly.

About this Online Test

This online test set for Chapter 5 — Laws of Motion includes three progressive levels to build confidence step-by-step:

  • Paper 1 — Foundation: 20 questions • 30 min • Pass ≥ 40%
  • Paper 2 — Concept Builder: 30 questions • 45 min • Pass ≥ 50% • New set every attempt
  • Paper 3 — Advanced Challenge: 50 questions • 75 min • Pass ≥ 70% • Certificate on pass

Each paper is automatically checked, gives instant results, and allows unlimited retakes. Paper 2 and 3 serve fresh mixes of questions every time, ensuring better concept coverage and deeper understanding.

Key Topics Covered (Laws of Motion)

  • Newton’s First, Second & Third Laws of Motion
  • Concept of Inertia and Mass vs. Weight
  • Force and Free-Body Diagrams (FBD)
  • Friction: Static, kinetic, limiting, rolling friction
  • Tension in strings, Normal reaction, and Equilibrium
  • Motion on inclined planes with or without friction
  • Pulleys and connected bodies systems
  • Conceptual MCQs on real-life examples and numerical applications

How the Test Works

Once you click “Start Test”, you’ll see one question per screen with a countdown timer. After submission or timeout, the system instantly evaluates your responses, showing a detailed score report, correct answers, and performance analytics.

Special Features

  • Real-time scoring with instant feedback
  • Concept-focused questions, including tricky friction and tension problems
  • Fully responsive for both mobile and desktop
  • Certificate generation for scoring ≥70% in Paper 3
  • Unlimited attempts for continuous improvement

Who Should Attempt?

  • Students of CBSE/NCERT Class 11 Physics revising Chapter 5
  • JEE Main/Advanced aspirants mastering Newton’s Laws and FBDs
  • NEET Physics learners practicing quick conceptual MCQs
  • Teachers/tutors looking for ready-made chapter-wise practice sets
  • IGCSE/IB/AP Physics students reviewing force and motion fundamentals

Why This Test Helps

  • Builds deep understanding of force interactions and equilibrium
  • Improves MCQ accuracy under real exam conditions
  • Highlights weak topics for focused revision
  • Gives you exam-like practice without any cost
  • Offers a sense of achievement through certificates

Preparation Tips for Laws of Motion

  1. Start with Newton’s three laws — understand their physical meaning, not just formulas.
  2. Practice free-body diagrams (FBDs) daily for friction and tension problems.
  3. Revise concepts of normal reaction and equilibrium before attempting Paper 2.
  4. For Paper 3, solve numericals within time to simulate real test pressure.
  5. Reattempt weak areas after 1–2 days to reinforce learning.

Before You Begin

  • Do not refresh the tab while attempting a test.
  • Use Chrome/Edge browser with good internet connectivity.
  • All tests are free—ignore any payment requests.

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