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

2 / 30

2. The period of a simple pendulum on the Moon () is . The required length is

3 / 30

3. Which of the following is an application of oscillations in mechanical systems?

4 / 30

4. What is the basic definition of periodic motion?

5 / 30

5. For the same system, the kinetic energy is:

6 / 30

6. At maximum displacement, which of the following is true?

7 / 30

7. Which is an example of a real system where non-sinusoidal oscillations are important?

8 / 30

8. A nonlinear restoring force in a spring system is given by . Which effect does the cubic term introduce?

9 / 30

9. A mass–spring oscillator of mass experiences viscous damping with damping coefficient . If the velocity is , what is the damping force?

10 / 30

10. Which of the following is true for displacement, velocity, and acceleration in SHM?

11 / 30

11. Which feature of nonlinear dynamics is responsible for chaos in oscillatory systems?

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12. A particle in SHM has displacement equation . What is its amplitude and phase constant?

13 / 30

13. At displacement , the total energy of the system is:

14 / 30

14. Why do higher-order corrections become necessary in oscillatory systems?

15 / 30

15. If an LC oscillator has , calculate natural frequency.

16 / 30

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

17 / 30

17. A damped oscillator with . Find natural frequency and damping coefficient .

18 / 30

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

19 / 30

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

20 / 30

20. In electrical circuits, coupled oscillations occur in

21 / 30

21. In electrical engineering, resonance is exploited in

22 / 30

22. A spring with is compressed by . What is the potential energy stored?

23 / 30

23. In SHM, acceleration of the particle is given by:

24 / 30

24. The restoring force acting on a pendulum for small oscillations is approximately:

25 / 30

25. A double pendulum is considered a nonlinear oscillator because

26 / 30

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

27 / 30

27. At equilibrium, which of the following energies is maximum in SHM?

28 / 30

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

29 / 30

29. In a simple pendulum displaced by a small angle , the restoring force is due to:

30 / 30

30. Which of the following is true about resonance in forced oscillations?

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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
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1 / 50

1. In mechanical systems, forced oscillations are often produced by

2 / 50

2. A particle executes SHM with amplitude and angular frequency . What is its maximum acceleration?

3 / 50

3. A forced oscillator has , , , driven by . The steady-state amplitude is

4 / 50

4. Which of the following is true about resonance in forced oscillations?

5 / 50

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

6 / 50

6. A double pendulum is considered a nonlinear oscillator because

7 / 50

7. In forced oscillations, the frequency of oscillation of the system equals

8 / 50

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

9 / 50

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

10 / 50

10. In oscillations caused by gravity, the restoring force varies with:

11 / 50

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

12 / 50

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

13 / 50

13. Which experimental systems often reveal anharmonic effects?

14 / 50

14. In an ideal LC circuit, a capacitor is initially charged to and connected to an inductor . What is the maximum current ?

15 / 50

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

16 / 50

16. On which planet would a pendulum swing faster?

17 / 50

17. Which feature is characteristic of nonlinear oscillations?

18 / 50

18. If a wave has frequency and wavelength , what is its speed?

19 / 50

19. Periodic motion is essential for wave motion because:

20 / 50

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

21 / 50

21. A mass attached to a spring is displaced by . If , what is the restoring force?

22 / 50

22. Which condition leads to critical damping?

23 / 50

23. For the above system (), what is the kinetic energy at displacement ?

24 / 50

24. The power spectral density (PSD) of a signal describes

25 / 50

25. Which of the following is an example of an oscillatory system in nature?

26 / 50

26. Which of the following represents oscillatory behavior in electronics?

27 / 50

27. In a coupled pendulum system, the exchange of energy between pendulums results in

28 / 50

28. Eigenfrequencies of coupled oscillators are

29 / 50

29. A chain of identical masses coupled by springs models which physical system?

30 / 50

30. In an anharmonic oscillator, vibrational energy levels are expressed as

31 / 50

31. What is the physical meaning of restoring force in oscillations?

32 / 50

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

33 / 50

33. A pendulum of length swings with amplitude . Find approximate correction to its period due to anharmonicity. ()

34 / 50

34. Which restoring force leads to simple harmonic oscillations in springs?

35 / 50

35. A mass on a spring oscillates with amplitude , . Find its maximum kinetic energy.

36 / 50

36. A diatomic molecule vibrates with frequency . Find the wavenumber (in cm) for its fundamental vibration. ()

37 / 50

37. The energy of an oscillator described by is

38 / 50

38. Air resistance damping in oscillations is generally treated as:

39 / 50

39. In FM (Frequency Modulation) radio, which oscillator type is typically used to generate carrier waves?

40 / 50

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

41 / 50

41. For the damped equation , the discriminant condition corresponds to

42 / 50

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

43 / 50

43. The suspension system of a car is designed as:

44 / 50

44. Which of the following summarizes the difference between spring and gravitational restoring forces?

45 / 50

45. A circuit has . Find the damping factor .

46 / 50

46. Which of the following is an example of oscillation in engineering design?

47 / 50

47. In a mass-spring chain, if lattice spacing is , the wavelength of a vibrational mode is related to

48 / 50

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

49 / 50

49. Which tool is commonly used to analyze non-sinusoidal oscillations?

50 / 50

50. A pendulum clock is taken to the Moon where . If its time period on Earth was , what will it be on the Moon?

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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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