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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

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?

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.

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

2 / 30

2. For , , (series RLC), the quality factor is

3 / 30

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

4 / 30

4. For a mass-spring system, Newton’s 2nd law gives the differential equation

5 / 30

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

6 / 30

6. If the length of a pendulum is quadrupled, how does the time period change?

7 / 30

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

8 / 30

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

9 / 30

9. A pendulum clock is taken to a mountain top where is slightly less. What happens to the clock?

10 / 30

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

11 / 30

11. A series RLC circuit has . Find the natural frequency (without resistance).

12 / 30

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

13 / 30

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

14 / 30

14. A pendulum experiences damping such that its energy decreases to half in 50 oscillations. What is the quality factor ?

15 / 30

15. In mechanical systems, resonance disaster (bridge collapse due to oscillations) can be modeled by

16 / 30

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

17 / 30

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

18 / 30

18. The damped harmonic oscillator equation is

19 / 30

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

20 / 30

20. The energy of an oscillator described by is

21 / 30

21. What is the time period of oscillation?

22 / 30

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

23 / 30

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

24 / 30

24. In bridges and buildings, oscillatory motion is studied to:

25 / 30

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

26 / 30

26. In spectroscopy, higher-order anharmonic corrections explain

27 / 30

27. A mechanical system has natural frequency . At what driving frequency will resonance occur?

28 / 30

28. During oscillatory motion, how do kinetic and potential energies behave?

29 / 30

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

30 / 30

30. Which of the following statements is true for 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
  • Retake: Allowed
  • Price: 100% Free

Good luck! 👍

1 / 50

1. A pendulum has a time period that depends on:

2 / 50

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

3 / 50

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

4 / 50

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

5 / 50

5. Which equation best represents free oscillations of a mass-spring system?

6 / 50

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

7 / 50

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

8 / 50

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

9 / 50

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

10 / 50

10. What are forced oscillations?

11 / 50

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

12 / 50

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

13 / 50

13. The general equation of motion for a damped oscillator is

14 / 50

14. What is resonance in oscillatory systems?

15 / 50

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

16 / 50

16. What is the time period of oscillation?

17 / 50

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

18 / 50

18. The reciprocal of time period is called:

19 / 50

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

20 / 50

20. Which of the following uses controlled oscillations for practical application?

21 / 50

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

22 / 50

22. Which experimental systems often reveal anharmonic effects?

23 / 50

23. When a periodic force acts on a damped oscillator, what happens to the transient part of motion?

24 / 50

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

25 / 50

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

26 / 50

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

27 / 50

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

28 / 50

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

29 / 50

29. Which effect is characteristic of anharmonic oscillations?

30 / 50

30. A pendulum of length is in an elevator accelerating downward at . What is its period?

31 / 50

31. Which of the following best describes viscous damping?

32 / 50

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

33 / 50

33. Why are pendulums used in clocks for timekeeping?

34 / 50

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

35 / 50

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

36 / 50

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

37 / 50

37. In communication transmitters, oscillatory circuits are used to

38 / 50

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

39 / 50

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

40 / 50

40. Which of the following best describes deterministic chaos?

41 / 50

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

42 / 50

42. For a series RLC at resonance, , , . What is the quality factor ?

43 / 50

43. In bridges and buildings, oscillatory motion is studied to:

44 / 50

44. Why is resonance sometimes dangerous in engineering structures?

45 / 50

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

46 / 50

46. Which transform is used to analyze oscillatory signals in the frequency domain?

47 / 50

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

48 / 50

48. What are coupled oscillators?

49 / 50

49. Why are oscillatory circuits important in radio communication?

50 / 50

50. The potential energy at displacement is 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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