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?

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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?

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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?

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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:

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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. A rotating machine part vibrates with displacement . What is its frequency?

2 / 30

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

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

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

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

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

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7. Which statement about restoring force is correct?

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

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9. The reciprocal of time period is called:

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10. A car shock absorber is an example of:

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11. Eigenfrequencies of coupled oscillators are

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12. Which type of damping is experienced by a pendulum swinging in air?

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13. A pendulum swinging in air slows down gradually. This is mainly due to:

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

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15. Which differential equation governs an LC circuit (no resistance)?

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16. Which numerical method is most commonly used for solving oscillatory differential equations?

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17. Which of the following is NOT a cause of damping?

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18. The potential energy for an anharmonic oscillator can be written as

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19. At what point in oscillation is kinetic energy maximum?

20 / 30

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

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21. What is the expression for acceleration in SHM if ?

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22. A spring of constant has amplitude . Find the potential energy when displacement is .

23 / 30

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

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24. Which experimental systems often reveal anharmonic effects?

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

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26. For the system in Q259 and Q260, determine whether it is underdamped, overdamped, or critically damped.

27 / 30

27. For the displacement equation , velocity is given by:

28 / 30

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

29 / 30

29. What is meant by anharmonic oscillations?

30 / 30

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

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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. A vertical spring-mass system in equilibrium stretches by under mass . What is the restoring force at equilibrium?

2 / 50

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

3 / 50

3. For a molecule modeled by Morse potential with dissociation energy , what happens as increases?

4 / 50

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

5 / 50

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

6 / 50

6. The reciprocal of time period is called:

7 / 50

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

8 / 50

8. What is oscillation in physics?

9 / 50

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

10 / 50

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

11 / 50

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

12 / 50

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

13 / 50

13. Which of the following represents kinetic energy of a mass-spring oscillator at displacement ?

14 / 50

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

15 / 50

15. A pendulum of length swings in an elevator accelerating upward at . What is its period? ()

16 / 50

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

17 / 50

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

18 / 50

18. Which method is generally used to find analytical solutions for SHM?

19 / 50

19. Which of the following represents the condition for periodic motion?

20 / 50

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

21 / 50

21. The SI unit of frequency is:

22 / 50

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

23 / 50

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

24 / 50

24. Which damping type results in exponential decrease of amplitude with time?

25 / 50

25. What are normal modes in a system of coupled oscillators?

26 / 50

26. What are coupled oscillators?

27 / 50

27. Why is resonance sometimes dangerous in engineering structures?

28 / 50

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

29 / 50

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

30 / 50

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

31 / 50

31. Which everyday device works on the principle of oscillations?

32 / 50

32. Solve analytically: A particle satisfies with , .

33 / 50

33. Why is energy exchange during SHM important?

34 / 50

34. In acoustics, resonance is useful because it

35 / 50

35. Which of the following is an application of resonance in acoustics?

36 / 50

36. In electrical circuits, coupled oscillations occur in

37 / 50

37. A mass of is attached to a spring of constant . What is the time period of oscillation?

38 / 50

38. In coupled oscillations, what remains conserved (in ideal conditions)?

39 / 50

39. Which of the following is the Fourier series of a square wave?

40 / 50

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

41 / 50

41. In Fourier analysis, harmonics are defined as

42 / 50

42. At the extreme position of oscillation, the energy of the spring-mass system is entirely:

43 / 50

43. Which of the following mechanical systems shows resonance phenomenon?

44 / 50

44. Why does a child’s swing represent a simple oscillatory system?

45 / 50

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

46 / 50

46. Which system naturally exhibits anharmonic oscillations at large amplitudes?

47 / 50

47. Which is the correct relationship between angular frequency, frequency, and time period?

48 / 50

48. A series RLC circuit resonates when

49 / 50

49. If the amplitude of a pendulum is increased from to , what happens to the period?

50 / 50

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

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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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