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Class 11 Physics — Chapter 14: Oscillations Online Test

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Class 11 Physics: Oscillations 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

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1 / 20

1. A forced oscillator (, , ) is driven by . What is the steady-state amplitude at resonance?

2 / 20

2. A periodic signal has period . Find its fundamental frequency.

3 / 20

3. Using Euler’s method with step , approximate for , , .

4 / 20

4. A series RLC circuit has . Find its quality factor .

5 / 20

5. In an underdamped RLC circuit, the current oscillates with frequency

6 / 20

6. A 1 μF capacitor and a 1 mH inductor form an LC circuit. Find its natural frequency.

7 / 20

7. A particle oscillates in potential with . Find approximate frequency shift.

8 / 20

8. Why is vibrational analysis important in mechanical engineering?

9 / 20

9. A spring-mass system executes SHM with mass and spring constant . What is its angular frequency?

10 / 20

10. A body is oscillating with frequency and amplitude . What is its angular frequency?

11 / 20

11. A spring-mass oscillator has , amplitude . What is its total energy?

12 / 20

12. If displacement is doubled in a spring-mass system, how does restoring force change?

13 / 20

13. A mass attached to a spring () oscillates with amplitude . What is the total energy?

14 / 20

14. Which of the following best represents overdamped motion?

15 / 20

15. A block of mass oscillates on a spring. The damping force due to air resistance is . If velocity at some instant is , what is instantaneous damping force and acceleration due to damping?

16 / 20

16. The damping force in viscous medium is mathematically expressed as:

17 / 20

17. A block oscillating in oil comes to rest quicker than in air. Why?

18 / 20

18. A spring with constant oscillates with amplitude . What is its total mechanical energy?

19 / 20

19. In simple harmonic motion (SHM), acceleration is:

20 / 20

20. A simple pendulum takes 1.5 seconds to complete one oscillation. How many oscillations will it make in 1 minute?

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Class 11 Physics: Oscillations 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.

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

Good luck! 👍

1 / 30

1. The quality factor of a series RLC circuit is given by

2 / 30

2. For the same system (m = 1 kg, k = 100 N/m, b = 10 Ns/m), find natural frequency .

3 / 30

3. Which of the following is an example of oscillation in the human body?

4 / 30

4. At the mean position of oscillation, the energy of a spring-mass system is entirely:

5 / 30

5. A system oscillates with equation . What does the second term represent?

6 / 30

6. A block attached to a spring of constant is displaced by and released. What is its maximum speed?

7 / 30

7. A pendulum of length is oscillating on Earth. Find its time period. ()

8 / 30

8. A particle has a time period of . How many oscillations will it complete in 2 seconds?

9 / 30

9. Which statement about restoring force is correct?

10 / 30

10. Which component determines the frequency of oscillation in an LC oscillator used in radio transmitters?

11 / 30

11. Which of these is a limitation of using pendulums in precision clocks?

12 / 30

12. If displacement is doubled in a spring-mass system, how does restoring force change?

13 / 30

13. A block of mass oscillates on a spring. The damping force due to air resistance is . If velocity at some instant is , what is instantaneous damping force and acceleration due to damping?

14 / 30

14. Which device uses oscillations for fault detection in rotating machinery?

15 / 30

15. The charge on the capacitor in an LC circuit varies as

16 / 30

16. Which of the following does NOT affect the period of a simple pendulum (for small oscillations)?

17 / 30

17. In quantum mechanics, the vibrational energy levels of a harmonic oscillator are given by

18 / 30

18. Which technique transforms the differential equation of SHM into an algebraic equation for easy solution?

19 / 30

19. Which parameter of SHM determines how far the particle moves from the mean position?

20 / 30

20. A tuning fork resonates when struck near another tuning fork of the same frequency. This happens because

21 / 30

21. The frequency at which resonance occurs is called

22 / 30

22. A nonlinear oscillator has restoring force . Which terms represent higher-order corrections?

23 / 30

23. A mass attached to a spring stretches by under gravity. What is the spring constant?

24 / 30

24. If the amplitude of oscillation decreases due to damping, the total mechanical energy:

25 / 30

25. What is the equation of motion for a mass attached to a spring of constant ?

26 / 30

26. Which type of oscillation best describes the operation of a radio receiver tuned to a station frequency?

27 / 30

27. Which of the following is the general equation of motion for a forced oscillator?

28 / 30

28. A particle executes SHM with amplitude . Its displacement is . Which fraction of amplitude is this displacement?

29 / 30

29. For a molecule with , calculate the energy difference between and levels in harmonic approximation. ()

30 / 30

30. Which of the following quantities is common to both oscillations and waves?

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Class 11 Physics: Oscillations 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!

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

Good luck! 👍

1 / 50

1. In quantum mechanics, the vibrational energy levels of a harmonic oscillator are given by

2 / 50

2. The quality factor of a series RLC circuit is given by

3 / 50

3. The total mechanical energy in SHM is given by:

4 / 50

4. Which of the following is an example of forced oscillations?

5 / 50

5. Which of the following is an engineered example of oscillatory motion?

6 / 50

6. The frequency at which resonance occurs is called

7 / 50

7. The motion of a mass-spring system is SHM because:

8 / 50

8. In forced oscillations, maximum amplitude occurs when

9 / 50

9. Which of the following is true about energy distribution in SHM?

10 / 50

10. Which parameter of SHM determines how far the particle moves from the mean position?

11 / 50

11. In a mass–spring oscillator, the total mechanical energy is:

12 / 50

12. The total mechanical energy in SHM of a spring-mass system is:

13 / 50

13. A spring-mass oscillator has , amplitude . What is its total energy?

14 / 50

14. The time period of a simple pendulum of length is given by:

15 / 50

15. A pendulum bob of mass experiences an air resistance force proportional to velocity, . If at some instant velocity = , what is damping force?

16 / 50

16. A mass-spring system has amplitude , angular frequency , and displacement equation . What is the initial phase constant?

17 / 50

17. A machine has a natural frequency of . If it is subjected to an external force oscillating at , what phenomenon will occur?

18 / 50

18. A tuning fork produces a sound wave of frequency . If the speed of sound in air is , calculate its wavelength.

19 / 50

19. What is the basic definition of periodic motion?

20 / 50

20. A damped oscillator has . Find the damping constant .

21 / 50

21. A block of mass oscillates on a spring. The damping force due to air resistance is . If velocity at some instant is , what is instantaneous damping force and acceleration due to damping?

22 / 50

22. Which of these is a correct characteristic of periodic motion?

23 / 50

23. A spring-mass system executes SHM with mass and spring constant . What is its angular frequency?

24 / 50

24. A periodic function contains which frequencies?

25 / 50

25. For a mass–spring system with , , amplitude , what is the speed at ?

26 / 50

26. Which of the following is correct about time period in SHM?

27 / 50

27. An LC tuned circuit in a radio receiver has and . Find the tuning frequency.

28 / 50

28. Which oscillatory principle is used in filters for communication systems?

29 / 50

29. Which experimental systems often reveal anharmonic effects?

30 / 50

30. In a lightly damped oscillator, the amplitude drops from to in one period. The logarithmic decrement is

31 / 50

31. Which everyday system can be modeled as a nonlinear chaotic oscillator?

32 / 50

32. If , the RLC circuit reduces to

33 / 50

33. What happens to restoring force when displacement is doubled in a spring system?

34 / 50

34. A circuit has . Find the damping factor .

35 / 50

35. For the equation , the particle’s maximum acceleration is:

36 / 50

36. What is the displacement of the system at equilibrium position?

37 / 50

37. Which property of wave propagation arises directly from coupled oscillator behavior?

38 / 50

38. Two springs of constants and are connected in parallel. What is the equivalent spring constant?

39 / 50

39. Which equation governs wave propagation in coupled oscillator chains?

40 / 50

40. Coupled oscillators often give rise to which physical phenomenon?

41 / 50

41. A spring stretches by when a force of is applied. What is the spring constant?

42 / 50

42. In mechanical vibrations, why are shock absorbers filled with oil?

43 / 50

43. A block of mass is sliding on a rough surface with coefficient of kinetic friction . What is the Coulomb damping force? ()

44 / 50

44. A particle has a time period of . How many oscillations will it complete in 2 seconds?

45 / 50

45. Which physical quantity has SI unit ?

46 / 50

46. A body executes periodic motion with a frequency of . What is its time period?

47 / 50

47. In an RLC circuit, what happens to bandwidth if resistance increases?

48 / 50

48. A block of mass attached to a spring with oscillates with amplitude . What is the maximum kinetic energy?

49 / 50

49. Why are periodic phenomena in nature (like day-night cycle, seasons, tides) studied as oscillatory or wave phenomena?

50 / 50

50. Which of the following is the correct solution for the displacement in SHM?

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Practice Oscillations MCQs
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Class 11 Physics — Chapter 14: Oscillations Online Test

The Oscillations Online Test for Class 11 Physics helps students master one of the most important and conceptual chapters in mechanics. This topic deals with repetitive motion — the kind of motion seen in a pendulum, spring, or even sound waves. Many students understand simple harmonic motion (SHM) theoretically but struggle to solve its numerical problems. This chapter-wise MCQ-based online test is designed to strengthen both your concepts and problem-solving skills step by step.

These tests are based on the NCERT Class 11 Physics Chapter 14 — Oscillations and follow the latest CBSE syllabus. The papers include a mix of theoretical and numerical questions on time period, frequency, angular frequency, restoring force, and energy in SHM. Each test gives you instant results with correct answers and explanations — making your practice more effective for school exams, JEE, and NEET.

This Oscillations Online Test helps you connect real-life phenomena with Physics formulas. Every question is carefully selected to help you visualize oscillatory motion and understand how displacement, velocity, and acceleration change with time. By the end of these tests, you’ll find SHM questions easier and more enjoyable to solve.

About this Online Test

The Chapter 14 — Oscillations Test includes three progressive test papers to help you move from conceptual basics to advanced-level preparation. Each paper has a timer, auto-grading system, and instant review for effective learning.

  • Paper 1 — Concept Builder: 20 questions · 30 min · Pass ≥ 40%
  • Paper 2 — Mixed Practice: 30 questions · 45 min · Pass ≥ 50% · Random new questions every attempt
  • Paper 3 — Advanced Challenge: 50 questions · 75 min · Pass ≥ 70% · Certificate on pass

Papers 2 and 3 provide fresh sets of questions each time you attempt them, so you can practice without repetition. All test papers include answer review and explanation for every question after submission.

Key Topics Covered (Oscillations)

  • Periodic and oscillatory motion
  • Simple harmonic motion (SHM) — definition and conditions
  • Displacement, velocity, acceleration in SHM
  • Time period, frequency, and angular frequency
  • Energy in SHM — kinetic, potential, and total energy
  • Restoring force and force constant (k)
  • Oscillations of spring and simple pendulum
  • Damped and forced oscillations
  • Resonance and its real-life examples

Why You Should Take This Test

Oscillations is a scoring topic once the core ideas are clear. This online test helps you bridge the gap between theory and practice. You’ll be able to:

  • Understand the motion equations used in SHM
  • Practice real exam-level numerical questions
  • Improve your visualization of oscillatory motion
  • Get instant results and track progress after each attempt
  • Prepare efficiently for school, JEE, and NEET exams

Who Should Attempt This Test

  • Class 11 CBSE/NCERT students revising Chapter 14
  • JEE and NEET aspirants focusing on SHM and oscillation problems
  • Students who find time period and frequency concepts confusing
  • Teachers who need ready-to-use online Physics test material

Preparation Tips for Chapter 14 — Oscillations

  • Understand the difference between periodic and oscillatory motion.
  • Derive and memorize SHM equations for displacement, velocity, and acceleration.
  • Study energy variation graphs in SHM and resonance conditions.
  • Attempt Paper 1 for concept clarity, Paper 2 for speed, and Paper 3 for full-chapter testing.
  • After every attempt, review incorrect answers and revise those formulas again.

Before You Start

  • Use latest Chrome or Edge browser for best performance.
  • Keep a stable internet connection during your test.
  • Don’t refresh or close the tab while attempting the test.

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