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

Good luck! 👍

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?

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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.

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

2 / 30

2. On which planet would a pendulum swing faster?

3 / 30

3. An LC circuit has charged to . The total energy stored is

4 / 30

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

5 / 30

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

6 / 30

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

7 / 30

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

8 / 30

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

9 / 30

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

10 / 30

10. Which of the following is a physical example of coupled oscillators?

11 / 30

11. In electrical circuits, coupled oscillations occur in

12 / 30

12. Which of the following graphs best represents displacement-time relation in SHM?

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

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14. If , , find the time period of oscillation.

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15. Which of the following is the standard differential equation of motion for a simple harmonic oscillator?

16 / 30

16. A pendulum bob is raised to one side and released. What physical principle is best demonstrated?

17 / 30

17. In SHM, the restoring force is always directed:

18 / 30

18. A series RLC circuit resonates when

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

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

21 / 30

21. Why is damping important in practical oscillatory systems?

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

23 / 30

23. For Q420, determine whether the system is underdamped, overdamped, or critically damped.

24 / 30

24. Why are oscillatory circuits important in radio communication?

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25. Which energy exchange takes place in an LC oscillator?

26 / 30

26. Which physical quantity has SI unit ?

27 / 30

27. The potential energy stored in a stretched spring is given by:

28 / 30

28. A pendulum with length has a period of 2.0 s. If temperature rises and length increases slightly, what happens to period?

29 / 30

29. For a damped oscillator with amplitude and , the time for amplitude to reduce to half is

30 / 30

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

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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. If , the RLC circuit reduces to

2 / 50

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

3 / 50

3. Why are oscillatory circuits important in radio communication?

4 / 50

4. The potential energy at displacement is given by:

5 / 50

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

6 / 50

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

7 / 50

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

8 / 50

8. Two identical pendulums of length are weakly coupled. Approximate natural frequency of each pendulum is

9 / 50

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

10 / 50

10. Which energy exchange takes place in an LC oscillator?

11 / 50

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

12 / 50

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

13 / 50

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

14 / 50

14. A pendulum at large amplitudes is an example of a nonlinear oscillator because

15 / 50

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

16 / 50

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

17 / 50

17. In Fourier analysis, harmonics are defined as

18 / 50

18. A 1-kg block slides on a surface with dry friction force of 3 N (Coulomb damping). If initial velocity is , how far will it travel before stopping?

19 / 50

19. Which of these is a natural oscillatory system in astronomy?

20 / 50

20. Two identical masses are attached to fixed walls by springs and coupled by a spring . What is the out-of-phase normal-mode angular frequency?

21 / 50

21. For displacement , the potential energy of the system is:

22 / 50

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

23 / 50

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

24 / 50

24. How can a pendulum be used to measure acceleration due to gravity?

25 / 50

25. The principle behind quartz crystal oscillators in communication systems is

26 / 50

26. Why do infrared spectra of molecules show overtones?

27 / 50

27. Which of the following correctly relates displacement, velocity, and acceleration in SHM?

28 / 50

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

29 / 50

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

30 / 50

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

31 / 50

31. If , , find the time period of oscillation.

32 / 50

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

33 / 50

33. Which situation best illustrates damping?

34 / 50

34. The exchange between kinetic and potential energies during oscillation is:

35 / 50

35. If the mass is attached to a spring with constant , the angular frequency of oscillations is:

36 / 50

36. Which physical quantity governs the period of a simple pendulum most directly?

37 / 50

37. Why is resonance dangerous in mechanical structures like bridges?

38 / 50

38. Which of the following is an oscillatory motion in chemistry and biology?

39 / 50

39. Which natural system is an example of forced oscillation?

40 / 50

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

41 / 50

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

42 / 50

42. Why is resonance sometimes dangerous in engineering structures?

43 / 50

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

44 / 50

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

45 / 50

45. Which effect is characteristic of anharmonic oscillations?

46 / 50

46. Why is equilibrium position important in oscillatory motion?

47 / 50

47. Which condition corresponds to critical damping in an RLC circuit?

48 / 50

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

49 / 50

49. If the length of a pendulum is increased 9 times, how will the time period change?

50 / 50

50. A damped oscillator with . Calculate the damping ratio .

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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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