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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.

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

2 / 30

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

3 / 30

3. The solution of the damped oscillator equation for underdamping is

4 / 30

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

5 / 30

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

6 / 30

6. On which planet would a pendulum swing faster?

7 / 30

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

8 / 30

8. Which factor directly affects the period of a simple pendulum?

9 / 30

9. Which statement about restoring force is correct?

10 / 30

10. Why are anharmonic oscillators important in molecular physics?

11 / 30

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

12 / 30

12. A particle in SHM is described by . What is its maximum velocity?

13 / 30

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

14 / 30

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

15 / 30

15. Which experimental systems often reveal anharmonic effects?

16 / 30

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

17 / 30

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

18 / 30

18. A wheel rotates 120 times per minute. What is its frequency in Hz?

19 / 30

19. For the equation , the particle’s maximum acceleration is:

20 / 30

20. What is a strange attractor in nonlinear dynamics?

21 / 30

21. A block of mass is sliding on a rough surface with coefficient of kinetic friction . What is the Coulomb damping force? ()

22 / 30

22. The condition for resonance in an RLC circuit is

23 / 30

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

24 / 30

24. Why are pendulums used in clocks for timekeeping?

25 / 30

25. A mass attached to a spring satisfies the equation . Find the angular frequency.

26 / 30

26. Which of the following uses resonance in radio tuning?

27 / 30

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

28 / 30

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

29 / 30

29. In engineering, a tuning fork is a practical example of oscillation because:

30 / 30

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

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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 block attached to a spring of constant is displaced by and released. What is its maximum speed?

2 / 50

2. A block sliding on a rough surface and gradually coming to rest is an example of:

3 / 50

3. The period of a nonlinear pendulum with amplitude radians can be expressed as

4 / 50

4. The potential energy at displacement is given by:

5 / 50

5. An LC circuit has and . Find its resonant frequency.

6 / 50

6. The general differential equation of SHM is:

7 / 50

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

8 / 50

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

9 / 50

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

10 / 50

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

11 / 50

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

12 / 50

12. Which of the following graphs represents conservation of energy in SHM?

13 / 50

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

14 / 50

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

15 / 50

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

16 / 50

16. Which experimental systems often reveal anharmonic effects?

17 / 50

17. Using Euler’s method with step , approximate for , , .

18 / 50

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

19 / 50

19. What is resonance in oscillatory systems?

20 / 50

20. The energy of an oscillator described by is

21 / 50

21. In chaos theory, what does a positive Lyapunov exponent signify?

22 / 50

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

23 / 50

23. A simple pendulum has length . What is its time period near Earth’s surface ()?

24 / 50

24. Why are pendulums often used in physics classrooms?

25 / 50

25. In communication systems, crystal oscillators are preferred because

26 / 50

26. For the same system (m = 1 kg, k = 100 N/m, b = 10 Ns/m), find natural frequency .

27 / 50

27. A pendulum has length . Find its time period. ()

28 / 50

28. The human ear functions with oscillations because:

29 / 50

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

30 / 50

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

31 / 50

31. Which statement correctly distinguishes viscous damping from Coulomb damping?

32 / 50

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

33 / 50

33. Which feature is characteristic of nonlinear oscillations?

34 / 50

34. Which of the following is true about restoring force and acceleration in SHM?

35 / 50

35. A communication system requires a carrier frequency of 500 kHz. If , calculate the required capacitance.

36 / 50

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

37 / 50

37. If a pendulum completes 20 oscillations in 40 seconds, what is its time period?

38 / 50

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

39 / 50

39. How does amplitude affect the time period of a simple pendulum for small oscillations ()?

40 / 50

40. What type of oscillatory behavior occurs in an overdamped RLC circuit?

41 / 50

41. 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?

42 / 50

42. At displacement , kinetic and potential energies are:

43 / 50

43. If a spring is stretched by under a restoring force of , what is the spring constant?

44 / 50

44. Solve analytically: A particle satisfies with , .

45 / 50

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

46 / 50

46. A damped oscillator: , , . What fraction of the initial amplitude remains after cycles (light damping)?

47 / 50

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

48 / 50

48. In molecular vibrations, coupled oscillators correspond to

49 / 50

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

50 / 50

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

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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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