Class 11 Physics: Oscillations Online Test | Exam Bashed

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

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1 / 30

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

2 / 30

2. What is the effect of adding resistance in an LC oscillator?

3 / 30

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

4 / 30

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

5 / 30

5. A series RLC has , , . What is the bandwidth ?

6 / 30

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

7 / 30

7. Which nonlinear effect occurs in systems like stiff springs or MEMS devices with cubic nonlinearity?

8 / 30

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

9 / 30

9. A system of coupled LC circuits can model which wave phenomenon?

10 / 30

10. Why is vibrational analysis important in mechanical engineering?

11 / 30

11. A mass-spring oscillator exhibits restoring force . For small amplitude , what is the corrected frequency?

12 / 30

12. Which of the following statements is true about wave and oscillatory phenomena?

13 / 30

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

14 / 30

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

15 / 30

15. Why are anharmonic oscillations important in molecular vibrations?

16 / 30

16. The reciprocal of time period is called:

17 / 30

17. In SHM, what is the phase difference between displacement and acceleration?

18 / 30

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

19 / 30

19. For a one-dimensional chain of masses and springs, the allowed vibrational modes are determined by

20 / 30

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

21 / 30

21. Which of the following is correct about free, forced, and damped oscillations?

22 / 30

22. Which effect shows that nonlinear oscillations differ from linear SHM?

23 / 30

23. Which effect is characteristic of anharmonic oscillations?

24 / 30

24. Why is equilibrium position important in oscillatory motion?

25 / 30

25. A harmonic oscillator has vibrational frequency . Calculate its zero-point energy.

26 / 30

26. A child is pushed periodically on a swing to keep it moving. This is an example of

27 / 30

27. The frequency at which resonance occurs is called

28 / 30

28. Compute the fundamental angular frequency for a signal of period .

29 / 30

29. Which of the following describes non-sinusoidal oscillations?

30 / 30

30. At displacement , kinetic and potential energies are:

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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%
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  • Certificate: Yes
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1 / 50

1. Which quantum mechanical feature is revealed by the zero-point energy of a vibrational system?

2 / 50

2. Which of the following is true for energy exchanges in SHM?

3 / 50

3. Why is resonance sometimes dangerous in engineering structures?

4 / 50

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

5 / 50

5. The reciprocal of time period is called:

6 / 50

6. In a series RLC resonant circuit with and , the bandwidth is

7 / 50

7. Which oscillator is widely studied as a model for chaos in nonlinear dynamics?

8 / 50

8. In spectroscopy, higher-order anharmonic corrections explain

9 / 50

9. For the same system, the out-of-phase normal mode frequency is

10 / 50

10. What is oscillation in physics?

11 / 50

11. Which damping mechanism is dominant in the vibration of car suspensions filled with oil?

12 / 50

12. A particle in SHM satisfies with and . The phase constant is

13 / 50

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

14 / 50

14. Which of the following statements is true about wave and oscillatory phenomena?

15 / 50

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

16 / 50

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

17 / 50

17. In an ideal LC oscillator, what happens to the total energy?

18 / 50

18. Why are oscillatory circuits important in radio communication?

19 / 50

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

20 / 50

20. A tuning fork vibrating in air loses energy gradually due to:

21 / 50

21. Which nonlinear phenomenon occurs in logistic population models and resembles chaotic oscillations?

22 / 50

22. A spring of constant is compressed by . What is the restoring force?

23 / 50

23. 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?

24 / 50

24. A softening nonlinear oscillator () is characterized by

25 / 50

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

26 / 50

26. At resonance, the current in an LCR series circuit is

27 / 50

27. Which of the following is an application of anharmonic oscillators in quantum mechanics?

28 / 50

28. A 0.2-kg particle executes SHM described by . Find time period.

29 / 50

29. What is the purpose of Fourier analysis in oscillatory systems?

30 / 50

30. Write the equation of motion for a forced damped oscillator with driving force .

31 / 50

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

32 / 50

32. In coupled oscillators, normal modes refer to

33 / 50

33. Which condition reduces the sharpness of resonance?

34 / 50

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

35 / 50

35. A TV receiver uses an LC oscillator with . Find its resonant frequency.

36 / 50

36. In SHM, what is the phase difference between displacement and acceleration?

37 / 50

37. Why is equilibrium position important in oscillatory motion?

38 / 50

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

39 / 50

39. In electrical engineering, resonance is exploited in

40 / 50

40. Which condition leads to critical damping?

41 / 50

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

42 / 50

42. In ideal SHM (no damping), the total mechanical energy:

43 / 50

43. Two pendulums of lengths 1 m and 4 m are oscillating at the same place. Find the ratio of their time periods .

44 / 50

44. A simple pendulum has time period . Find its length near Earth ().

45 / 50

45. In wave propagation through a lattice, dispersion occurs because

46 / 50

46. In a pendulum, for small displacements the restoring force can be approximated as:

47 / 50

47. Solve analytically: A particle satisfies with , .

48 / 50

48. Why are anharmonic oscillators important in molecular physics?

49 / 50

49. Which mathematical approximation is often used to study anharmonic oscillations?

50 / 50

50. Which of the following statements is true for forced oscillations?

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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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