Class 11 Physics: Work, Energy, And Power Online Test | Mock

Class 11 Physics — Chapter 6: Work, Energy, and Power Online Test

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Class 11 Physics: Work, Energy, and Power 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. What is the definition of power in physics?

2 / 20

2. What energy conversion process occurs in a coal-fired power plant?

3 / 20

3. Which type of electromagnetic wave is used in remote sensing and satellite imagery?

4 / 20

4. What is a common use of nuclear energy besides electricity generation?

5 / 20

5. What is the primary source of chemical energy for most living organisms?

6 / 20

6. What is the specific heat capacity of a substance?

7 / 20

7. What role does spring potential energy play in a jack-in-the-box toy?

8 / 20

8. A spring with a spring constant of 250 N/m is compressed by 0.2 meters. What is the potential energy stored in the spring?

9 / 20

9. A spring has a spring constant of 200 N/m. What is the elastic potential energy stored when the spring is stretched by 0.2 meters?

10 / 20

10. A satellite orbits Earth in a circular path. Assuming no external forces, what happens to the satellite's total mechanical energy?

11 / 20

11. A block is dropped from a height of 10 meters. Neglecting air resistance, what happens to the block's kinetic energy just before it hits the ground?

12 / 20

12. Which law of physics is used to calculate elastic potential energy in a spring?

13 / 20

13. What happens to the elastic potential energy of a spring if its spring constant is doubled?

14 / 20

14. What is the relationship between power, work, and time?

15 / 20

15. Which situation describes higher power output?

16 / 20

16. When a block slides down a frictionless inclined plane, what happens to its potential energy according to the conservation of mechanical energy?

17 / 20

17. When a force acts on an object, causing it to move in the direction of the force, what happens to the object's kinetic energy according to the Work-Energy Theorem?

18 / 20

18. An object of mass 4 kg is moving with a velocity of 6 m/s. How much work is required to bring it to rest?

19 / 20

19. A force of 15 N acts on an object, causing it to accelerate at 5 m/s². If the object moves a distance of 10 m, how much work is done?

20 / 20

20. If an object's velocity triples, how does its kinetic energy change, assuming its mass remains constant?

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Class 11 Physics: Work, Energy, and Power 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 spring with a spring constant of 400 N/m is stretched by 0.15 meters. What is the potential energy stored in the spring?

2 / 30

2. A force of 40 N is applied at an angle of to the horizontal to move an object 12 m horizontally. What is the work done?

3 / 30

3. In a roller coaster ride, which form of energy changes most significantly throughout the ride?

4 / 30

4. A force of 15 N is applied vertically downwards on an object that moves vertically upwards a distance of 4 m. What is the work done?

5 / 30

5. If the work done on an object is negative, what does this imply about its kinetic energy change?

6 / 30

6. What is the primary mechanism by which solar panels convert sunlight into electricity?

7 / 30

7. What is electromagnetic energy?

8 / 30

8. Which factor primarily determines the amount of gravitational potential energy possessed by an object?

9 / 30

9. What is potential energy?

10 / 30

10. Which of the following is an example of potential energy?

11 / 30

11. How does the Work-Energy Theorem contribute to solving problems involving motion and forces?

12 / 30

12. If , what property of the scalar product is illustrated?

13 / 30

13. Which of the following processes releases nuclear energy?

14 / 30

14. What form of energy is associated with a charged particle in an electric field?

15 / 30

15. Calculate the work done by a force over a displacement from m to m.

16 / 30

16. The scalar product can be used to find which of the following in the context of mechanical work?

17 / 30

17. A force of 40 N is applied at an angle of to the horizontal to move an object 5 m vertically upwards. What is the work done?

18 / 30

18. In which scenario would the Work-Energy Theorem be most applicable for calculating the energy changes of a system?

19 / 30

19. Which of the following statements is true about the conservation of energy?

20 / 30

20. The energy possessed by an object due to its height above the ground is called:

21 / 30

21. What is the effect on the scalar product if one of the vectors is scaled by a factor of 2?

22 / 30

22. What type of reactions in stars are governed by the principles of mass-energy equivalence?

23 / 30

23. Which principle states that the total energy of an isolated system remains constant?

24 / 30

24. What type of power is used to describe the electrical energy consumed by a device?

25 / 30

25. A force of 5 N acts on an object in the direction of displacement 3 m. What is the work done?

26 / 30

26. Define work done by a variable force.

27 / 30

27. Which of the following statements is true regarding the scalar product of two parallel vectors?

28 / 30

28. What is the scalar product (dot product) of two vectors and ?

29 / 30

29. What is the formula for the potential energy stored in a compressed or stretched spring?

30 / 30

30. If a pendulum is released from a height of 1 meter, what can be said about its kinetic energy at the lowest point of its swing?

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Class 11 Physics: Work, Energy, and Power 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!

Earn a certificate upon passing

Get new questions with every attempt

  • Total Questions: 50
  • Time Allotted: 75 minutes
  • Passing Score: 70%
  • Randomization: Yes
  • Certificate: Yes
  • Retake: Allowed
  • Price: 100% Free

Good luck! 👍

1 / 50

1. When a tennis ball is hit by a racket, which energy transformation primarily occurs?

2 / 50

2. Which of the following units is used to measure mechanical power?

3 / 50

3. What is the formula for kinetic energy (KE) of an object of mass moving with velocity ?

4 / 50

4. A 2 kg object initially at rest is acted upon by a constant force of 10 N for a distance of 5 m. Calculate the change in kinetic energy using the Work-Energy Theorem.

5 / 50

5. What is the process by which energy changes from one form to another?

6 / 50

6. A spring is stretched 0.2 meters by a force of 10 N. What is the spring constant?

7 / 50

7. How does the kinetic energy of an object change if its velocity is tripled?

8 / 50

8. What type of reactions in stars are governed by the principles of mass-energy equivalence?

9 / 50

9. A person pushes a wall with a force of 100 N but the wall does not move. How much work is done on the wall?

10 / 50

10. What does high power mean in practical terms?

11 / 50

11. Which principle states that the total energy of an isolated system remains constant?

12 / 50

12. What is the power output if a device does 240 joules of work in 12 seconds?

13 / 50

13. Which electromagnetic waves are commonly used in medical imaging to visualize bones and tissues inside the body?

14 / 50

14. If a pendulum is released from a height of 1 meter, what can be said about its kinetic energy at the lowest point of its swing?

15 / 50

15. How does the Work-Energy Theorem explain the motion of a rocket in space?

16 / 50

16. In calculating the power delivered by a force, which product is used?

17 / 50

17. Define work done by a variable force.

18 / 50

18. What is the relationship between work done on an object and its change in kinetic energy ?

19 / 50

19. A pump does 1200 joules of work in 30 seconds. What is its power output in kilowatts (kW)?

20 / 50

20. A force of 25 N is applied vertically downwards on an object that moves vertically upwards a distance of 6 m. What is the work done?

21 / 50

21. Which type of energy do wind turbines convert into electrical energy?

22 / 50

22. Which type of energy is stored in the bonds of chemical compounds?

23 / 50

23. In the equation E = mc², what does 'c' represent?

24 / 50

24. In a car crash, which type of energy is primarily responsible for causing damage?

25 / 50

25. What is the potential energy stored in a spring with a spring constant of 500 N/m when it is compressed by 0.1 meters?

26 / 50

26. What is nuclear energy?

27 / 50

27. Which of the following scenarios represents a higher power output?

28 / 50

28. A force acts on an object displacing it from m to m. Calculate the work done.

29 / 50

29. What is the relationship between power (P), force (F), and velocity (v)?

30 / 50

30. Which energy conversion occurs in a photocopier?

31 / 50

31. What is the effect on the scalar product if one of the vectors is scaled by a factor of 2?

32 / 50

32. If a spring is compressed by 0.1 meters and the potential energy stored is 0.5 J, what is the spring constant?

33 / 50

33. If a spring is compressed by 0.05 meters and the potential energy stored is 0.125 J, what is the spring constant?

34 / 50

34. What type of energy is exhibited by a compressed spring?

35 / 50

35. If a ball is thrown vertically upwards and reaches its maximum height, what can be said about its kinetic energy according to the Work-Energy Theorem?

36 / 50

36. What is the work done by a constant force if the displacement is zero?

37 / 50

37. What is nuclear fusion?

38 / 50

38. What happens to power if the work done remains constant but the time taken is increased?

39 / 50

39. Which of the following conditions must be met for work to be done on an object?

40 / 50

40. What happens to the elastic potential energy if the spring constant is halved while keeping the displacement constant?

41 / 50

41. What is the definition of power in physics?

42 / 50

42. In the context of engines, what does power output measure?

43 / 50

43. What happens to the total mechanical energy of a system when only conservative forces are acting?

44 / 50

44. An archer pulls back a bowstring, storing energy in the bow. When the arrow is released, what conservation law describes the energy transformation?

45 / 50

45. Calculate the work done by a force over a displacement from to meters.

46 / 50

46. A light bulb consumes 60 watts of electrical power. If the bulb operates for 5 hours, how much energy does it consume?

47 / 50

47. A force of 18 N is applied horizontally to move an object 6 m vertically upwards. What is the work done?

48 / 50

48. Calculate the work done by a force over a displacement from m to m.

49 / 50

49. Which energy conversion process occurs in a car engine?

50 / 50

50. Which theorem is used to relate the work done on an object to its kinetic energy change?

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Practice Work, Energy, and Power MCQs
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Class 11 Physics — Chapter 6: Work, Energy, and Power Online Test

The Work, Energy, and Power Online Test for Class 11 Physics helps you test your understanding of work–energy relations, conservation of energy, and power calculations in real exam style. Solve MCQ-based mock papers with instant evaluation and get a certificate when you clear Paper 3. All tests strictly follow the NCERT/CBSE Class 11 syllabus and are suitable for JEE / NEET Foundation preparation.

These tests simulate real question-paper formats with time limits and mixed difficulty levels. Check your performance instantly, analyze weak areas, and improve accuracy. Every paper is free, auto-checked, and mobile-friendly, allowing unlimited retakes.

About this Online Test

This chapter-wise online test set for Work, Energy, and Power includes three structured papers to enhance learning step by step:

  • Paper 1 — Basics: 20 questions · 30 min · Pass ≥ 40%
  • Paper 2 — Mixed Practice: 30 questions · 45 min · Pass ≥ 50% · New set each attempt
  • Paper 3 — Challenge: 50 questions · 75 min · Pass ≥ 70% · Certificate on pass

Papers 2 and 3 randomly select fresh questions on every attempt, ensuring broader concept coverage. Each paper is timed, automatically graded, and includes full answer review for self-assessment.

Key Topics Covered (Work, Energy, and Power)

  • Work done by constant and variable forces
  • Work–Energy Theorem and its applications
  • Kinetic and Potential Energy
  • Conservation of Mechanical Energy
  • Power and instantaneous power
  • Elastic and inelastic collisions
  • Spring energy and energy graphs
  • Numericals on energy transformations

How the Test Works

Choose a paper, answer MCQs within the allotted time, and submit to view your marks, accuracy, and explanations. Each attempt helps track improvement and builds confidence for school and competitive exams.

On-Screen Features

  • Timed environment with progress bar
  • Auto-submit on timeout
  • Instant scorecard and answer-key review
  • Fresh question sets for Papers 2 and 3
  • Unlimited attempts without login

Who Should Attempt

  • Class 11 CBSE/NCERT students revising Chapter 6
  • JEE and NEET aspirants focusing on energy-based numericals
  • Bridge learners strengthening mechanics before Class 12
  • Teachers / tutors assigning ready-made online papers

Why This Test Helps

  • Improves problem-solving speed for energy and power questions
  • Checks understanding through real-time feedback
  • Builds exam discipline with timed practice
  • Completely free and safe—no signup required

Preparation Tips

  • Revise formulas for work, energy, and power before attempting Paper 1.
  • Focus on Work–Energy Theorem and conservation principles.
  • Practice numerical questions on potential energy and power output.
  • Attempt Paper 3 under timed conditions for exam-level confidence.

Important Instructions

  • Do not refresh or close the window during the test.
  • Use the latest version of Chrome / Edge browser.
  • Stable internet connection is recommended for smooth submission.

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