Exam-Style Online Test | Class 11 Physics: Physical World

Class 11 Physics — Chapter 1: Physical World Online Test

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Class 11 Physics: Physical World 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. How does the inverse-square law demonstrate the universality of physical laws?

2 / 20

2. Which of the following illustrates the universality of Newton's laws of motion?

3 / 20

3. Which principle supports the idea that physical laws are the same everywhere in the universe?

4 / 20

4. What is meant by the universality of physical laws?

5 / 20

5. What is the key difference between deterministic and probabilistic laws?

6 / 20

6. Which branch of physics primarily deals with probabilistic laws?

7 / 20

7. Which of the following statements about probabilistic laws is true?

8 / 20

8. Which area of physics is most associated with deterministic laws?

9 / 20

9. Which of the following best describes deterministic laws in physics?

10 / 20

10. Which fundamental force is the weakest but has an infinite range?

11 / 20

11. Identify the fundamental force that governs the motion of planets around the Sun and objects falling to Earth.

12 / 20

12. Which fundamental force is responsible for the radioactive decay of unstable atomic nuclei?

13 / 20

13. What fundamental force is responsible for the attraction between two electrically charged particles?

14 / 20

14. Which fundamental force is responsible for holding protons and neutrons together in atomic nuclei?

15 / 20

15. Which scientist proposed the theory of electromagnetism and developed the laws of electromagnetic induction?

16 / 20

16. Who formulated the laws of motion and universal gravitation?

17 / 20

17. Which ancient Greek philosopher proposed a geocentric model of the universe?

18 / 20

18. How does physics contribute to the field of material characterization and analysis?

19 / 20

19. Which branch of physics plays a crucial role in understanding the behavior of fluids and designing hydraulic systems?

20 / 20

20. How does physics contribute to the field of energy generation?

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Class 11 Physics: Physical World 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. What type of force holds electrons in orbit around the nucleus of an atom?

2 / 30

2. What makes physics relevant in modern society?

3 / 30

3. What phenomenon explains the behavior of charged particles in a magnetic field?

4 / 30

4. Which branch deals specifically with the probabilistic description of microscopic systems via the wavefunction (non-relativistic)?

5 / 30

5. Explain the role of physics in assessing the impact of deforestation and land use changes on biodiversity and ecosystem stability.

6 / 30

6. Which electromagnetic device is used to store electrical energy temporarily?

7 / 30

7. What does Coulomb's Law state about the proportionality between electric force and the product of charges?

8 / 30

8. Why is physics important in studying the dynamics of ecosystems and biodiversity?

9 / 30

9. Explain how physics principles are applied in the field of laser technology.

10 / 30

10. What is the focus of environmental physics?

11 / 30

11. Which aspect of physics is essential for understanding the behavior of semiconductors and developing electronic devices?

12 / 30

12. Which physical law is directly related to the conservation of charge?

13 / 30

13. Which branch of physics studies the behavior of gases and liquids in motion and the forces acting on them?

14 / 30

14. Which law of motion explains why astronauts experience “weightlessness” in orbit?

15 / 30

15. How does physics contribute to the functionality of ultrasound imaging in medical diagnostics?

16 / 30

16. Which branch of physics plays a crucial role in understanding the behavior of fluids and designing hydraulic systems?

17 / 30

17. Who proposed the wave-particle duality concept, stating that particles exhibit both wave-like and particle-like behavior?

18 / 30

18. If the distance between two masses is halved, what happens to the gravitational force between them according to Newton’s Law of Gravitation?

19 / 30

19. What type of energy conservation is demonstrated when a stretched spring is released?

20 / 30

20. How does quantum mechanics influence the behavior of electrons in electronic devices?

21 / 30

21. Which scientist conducted the famous oil drop experiment to determine the fundamental charge of an electron?

22 / 30

22. Which branch of physics deals with the study of electric charges, fields, and their interactions with magnets and currents?

23 / 30

23. Which law of motion states that every object will remain at rest or in uniform motion in a straight line unless compelled to change its state by the action of an external force?

24 / 30

24. Provide an example of how understanding macroscopic thermodynamic principles benefits microscopic studies.

25 / 30

25. The principle that "for every action, there is an equal and opposite reaction" is known as:

26 / 30

26. What is the value of the gravitational constant (G) approximately?

27 / 30

27. Which of the following is an example of a deterministic law?

28 / 30

28. What principle describes the generation of electricity in a hydroelectric dam?

29 / 30

29. Which branch of physics deals with the study of the properties and behavior of matter in bulk quantities, such as solids and liquids?

30 / 30

30. How does physics contribute to understanding the behavior of fluids in engineering applications?

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Class 11 Physics: Physical World 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. Which principle in quantum mechanics states that the classical description of macroscopic systems must emerge from the quantum description of microscopic systems?

2 / 50

2. Who proposed the laws of planetary motion?

3 / 50

3. Which of the following illustrates the universality of Newton's laws of motion?

4 / 50

4. Describe the role of environmental physics in the development and utilization of renewable energy sources like solar and wind energy.

5 / 50

5. What is a significant contribution of physics to space exploration technology?

6 / 50

6. What is the primary focus of biophysics?

7 / 50

7. In which scenario is the law of conservation of momentum clearly observed?

8 / 50

8. What is the role of physics in climate science?

9 / 50

9. Which fundamental force is responsible for the radioactive decay of unstable atomic nuclei?

10 / 50

10. What is the role of symmetry in physical laws?

11 / 50

11. Which branch of physics is essential for understanding the behavior of materials under extreme conditions, such as high pressures and temperatures?

12 / 50

12. Which of the following best describes a physical law?

13 / 50

13. In thermodynamics, what does the first law state about energy?

14 / 50

14. How does quantum mechanics influence the behavior of electrons in electronic devices?

15 / 50

15. What is the SI unit of frequency?

16 / 50

16. If the gravitational force between two masses is 36 N and the distance between them is doubled, what will be the new gravitational force?

17 / 50

17. What does the conservation of energy principle imply for a closed system?

18 / 50

18. Who formulated the laws of motion and universal gravitation?

19 / 50

19. Describe a key application of physics in neuroscience.

20 / 50

20. Which phenomenon in electromagnetism explains the induction of an electromotive force (emf) in a conductor when it is exposed to a changing magnetic field?

21 / 50

21. Which physical law is directly related to the conservation of charge?

22 / 50

22. Who is considered the father of modern physics?

23 / 50

23. At what distance from Earth's center does the gravitational acceleration due to Earth's gravity become zero?

24 / 50

24. Who proposed the theory of relativity, which revolutionized physics in the 20th century?

25 / 50

25. How does physics contribute to the design and functionality of electronic devices such as smartphones and computers?

26 / 50

26. Describe how physics principles are applied in the development of communication protocols and standards for internet and network technologies.

27 / 50

27. Which principle states that no two electrons in an atom can have the same set of quantum numbers?

28 / 50

28. What is the primary focus of theoretical physics?

29 / 50

29. Which fundamental force is responsible for holding protons and neutrons together in atomic nuclei?

30 / 50

30. In the context of probabilistic laws, what does the term "wave function" refer to?

31 / 50

31. Why is physics considered a fundamental science?

32 / 50

32. What is the gravitational force between two masses if their masses are doubled and the distance between them is halved?

33 / 50

33. Which branch of mechanics deals with the study of the motion of projectiles and the effects of air resistance?

34 / 50

34. Describe how physics contributes to the development of underwater communication systems using acoustic waves.

35 / 50

35. How do physicists study the early universe?

36 / 50

36. Why is chemical physics important in understanding chemical reactions?

37 / 50

37. Why is computational physics important in understanding complex biological systems?

38 / 50

38. Describe a key role of physics in the advancement of semiconductor technology.

39 / 50

39. What is a primary goal of cosmology?

40 / 50

40. What is the key difference between deterministic and probabilistic laws?

41 / 50

41. How does physics contribute to the technology behind Magnetic Resonance Imaging (MRI)?

42 / 50

42. Explain the role of physics in assessing the impact of deforestation and land use changes on biodiversity and ecosystem stability.

43 / 50

43. Explain the role of supercomputers in simulating astrophysical phenomena.

44 / 50

44. What does String Theory propose as the fundamental building blocks of the universe?

45 / 50

45. In the context of quantum mechanics, what does the term "supersymmetry" refer to?

46 / 50

46. Describe the role of physics in satellite navigation systems like GPS (Global Positioning System).

47 / 50

47. Describe the role of physics in the development of X-ray imaging technology.

48 / 50

48. Which law of motion states that for every action, there is an equal and opposite reaction?

49 / 50

49. Explain how physics principles contribute to the understanding of climate change phenomena such as greenhouse gas effects.

50 / 50

50. Explain the role of physics in the development of positron emission tomography (PET) imaging.

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Practice Physical World MCQs
Download Class 11 Physics MCQ Study Bundle

Class 11 Physics: Chapter 1 Physical World Online Test gives you a real exam feel. You will answer timed MCQs, see your result instantly, review answers, and—if you pass Paper 3—download a certificate. This test is free, CBSE/NCERT-aligned, and you can make unlimited attempts. It also works like a quick chapter-wise mock test / quiz for fast revision.

Feeling a little nervous before exams? It’s okay—everyone does. This page is your safe place to practise the Physical World chapter in a simple, calm way. Think of it like a small online mock test you can take at home, on your phone or laptop. Each attempt is an easy MCQ online test—like a short online exam or quick quiz—so you can check what you know, see mistakes, and learn fast. No pressure, no fear: try one paper, breathe, see your score, read the answers, and try again. With every attempt you’ll feel more confident. When you’re ready, go for Paper 3 and earn a certificate. One step today, a stronger you tomorrow—let’s begin your practice test now.

What is this Class 11 Physics: Physical World Online Test?

This page contains three exam-style MCQ papers for Chapter 1 (Physical World):

  • Paper 1 (Easy) — Foundation: 20 questions · 30 min · Pass 40% · Fixed set
  • Paper 2 (Medium) — Mixed: 30 questions · 45 min · Pass 50% · Randomized from a pool of ~370 questions
  • Paper 3 (Hard) — Challenge: 50 questions · 75 min · Pass 70% · Randomized from the same pool + Certificate on pass

Note: You get new question mixes in Paper 2 and Paper 3 on every attempt. Each attempt is timed, auto-evaluated, and shows your score with answer review.

Topics covered in these online tests

  • Introduction to Physics and the scope of the subject
  • Branches of Physics and role in science & engineering
  • Fundamental forces — gravitational, electromagnetic, strong & weak; idea of unification
  • Nature of physical laws — symmetry, universality, models & limitations
  • Physics, technology & society — real-life impact, ethics, safety
  • Scientists & contributions — brief historical view

How This Exam-Style Online Test Works

Short version: Pick a paper → answer MCQs within time → submit → get instant score and review. Pass Paper 3 to get a certificate.

What you’ll see

  • MCQs: One question with four options.
  • Timer on top: P1: 30 min • P2: 45 min • P3: 75 min.
  • Pagination: You may see 10 questions per page (then go to the next group).
  • Navigation: Use Next/Prev button or the question map to revisit before submitting.
  • View Result: Click View Result to see marks and detailed summary.
  • Result page shows: score %, correct / incorrect / unanswered count, answer-key/review, and a share button.
  • Restart: Click Restart Test to try again.

Note: Please share your feedback on the result page after completing a test.

Marking & pass criteria

  • Scoring: +1 for correct, 0 for incorrect (no negative marking).
  • Passing marks: Paper 1 — 40% • Paper 2 — 50% • Paper 3 — 70%.
  • Randomization: Paper 2 & 3 shuffle questions from a large pool of 370 questions on every attempt; Paper 1 stays fixed.

Who can take this test?

  • CBSE Class 11 students revising Chapter 1 (Physical World)
  • Class 12 bridge / revision learners who want to fix basics
  • JEE/NEET foundation aspirants building chapter-wise accuracy
  • Teachers / tutors who need ready practice sets and quick assessment
  • Other boards & countries: any student can use this for practice
  • Competitive exam prep: anyone revising core physics ideas

Advantages of this online test

  • Real exam feel: timer, pass %, and auto-submit
  • Instant feedback: score + answer review to find weak areas
  • Step-up difficulty: Foundation → Mixed → Challenge (+ certificate)
  • Unlimited attempts: practice till perfect; fresh mixes in Paper 2 & 3
  • Zero cost & safe: completely free; no payment required

How this test helps you study better

Use this simple plan:

  • Step 1 – Concept check: Attempt Paper 1 after reading the chapter. List your weak subtopics.
  • Step 2 – Reinforce: Attempt Paper 2 (randomized) to stabilise accuracy.
  • Step 3 – Exam readiness: Attempt Paper 3 strictly within time. Target ≥ 70% for the certificate.
  • Step 4 – Review: Read solutions, keep a short error-log, revise only the missed ideas.
  • Step 5 – Retake smartly: Re-attempt after 1–2 days to test long-term recall.

Important notes (read before you start)

  • Do not refresh / close the tab during the test.
  • Best experience: latest Chrome/Edge, stable internet, distraction-free screen.
  • Allow cookies / local storage for smooth progress saving.
  • Safety: This test is 100% FREE. Ignore any payment requests.

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