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Class 11 Physics Chapter 1 Physical World MCQ
By Swati Singh
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Updated on 6 Oct 2025, 16:52 IST
Class 11 Physics Chapter 1 – Physical World MCQs with answers are available here. These questions have been created according to the latest CBSE syllabus and NCERT guidelines. Practicing these chapter-wise MCQs will help students strengthen their understanding and perform well in exams. The Physical World Class 11 MCQs are designed to enhance conceptual clarity and allow students to check their knowledge and problem-solving skills within a given time limit.
MCQs on Class 11 Physics Chapter 1 Physical World - Question with Solutions
1. Physics is mainly concerned with
a) Matter and energy
b) Living organisms
c) Social activities
d) Environmental studies
2. The word “Physics” is derived from which language?
a) Greek
b) Latin
c) Sanskrit
d) Arabic
3. Which of the following is NOT a branch of Physics?
a) Mechanics
b) Zoology
c) Thermodynamics
d) Optics
4. Which is called the “mother of all sciences”?
a) Biology
b) Physics
c) Chemistry
d) Mathematics
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5. Who is considered the father of modern Physics?
a) Isaac Newton
b) Galileo Galilei
c) Albert Einstein
d) James Clerk Maxwell
6. Who gave the theory of relativity?
a) Newton
b) Galileo
c) Einstein
d) Faraday
7. The laws of planetary motion were discovered by
a) Kepler
b) Newton
c) Copernicus
d) Galileo
8. The concept of universal gravitation was given by
a) Galileo
b) Kepler
c) Newton
d) Einstein
9. The unification of electricity and magnetism was done by
a) Faraday
b) Coulomb
c) Maxwell
d) Oersted
10. Quantum theory was proposed by
a) Planck
b) Einstein
c) Bohr
d) Schrödinger
11. Physics is based on
a) Observations and experiments
b) Imagination
c) Superstitions
d) Guesswork
12. Who is regarded as the father of experimental Physics?
a) Galileo
b) Newton
c) Rutherford
d) Archimedes
13. Which branch of Physics deals with motion of bodies?
a) Mechanics
b) Thermodynamics
c) Optics
d) Electrodynamics
14. Which of the following deals with light phenomena?
a) Optics
b) Acoustics
c) Mechanics
d) Heat
15. Thermodynamics is related to
a) Heat and work
b) Sound and waves
c) Electricity
d) Motion
16. Which of these is a macroscopic domain of Physics?
a) Mechanics
b) Thermodynamics
c) Electrodynamics
d) All of these
17. Which of these belongs to the microscopic domain?
a) Quantum mechanics
b) Classical mechanics
c) Thermodynamics
d) Electrodynamics
18. Nuclear energy is based on
a) Fission and fusion
b) Electricity
c) Gravitation
d) Magnetism
19. The unification of space and time was proposed by
a) Einstein
b) Newton
c) Kepler
d) Maxwell
20. The concept of dual nature of matter was introduced by
a) Einstein
b) de Broglie
c) Bohr
d) Planck
21. The value of acceleration due to gravity (g) is maximum at
a) Poles
b) Equator
c) Centre of Earth
d) Everywhere same
22. Who discovered the electron?
a) J.J. Thomson
b) Rutherford
c) Bohr
d) Einstein
23. The theory of evolution was given by
a) Darwin
b) Newton
c) Maxwell
d) Einstein
24. Which law explains why we wear seat belts?
a) Newton’s First Law
b) Newton’s Second Law
c) Newton’s Third Law
d) Law of Gravitation
25. Cosmology is the study of
a) Universe
b) Plants
c) Sound
d) Energy
26. Which branch of Physics deals with nuclei?
a) Nuclear Physics
b) Atomic Physics
c) Quantum Physics
d) Classical Physics
27. The principle behind rocket propulsion is
a) Newton’s Third Law
b) Newton’s First Law
c) Gravitation
d) Thermodynamics
28. Which of the following is a fundamental force?
a) Gravitational force
b) Electromagnetic force
c) Nuclear force
d) All of these
29. The weakest fundamental force is
a) Gravitational force
b) Electromagnetic force
c) Strong nuclear force
d) Weak nuclear force
30. The strongest fundamental force is
a) Strong nuclear force
b) Weak nuclear force
c) Gravitational force
d) Electromagnetic force
31. The nuclear force acts at a distance of
a) Very short range (10⁻¹⁵ m)
b) Infinite range
c) Medium range
d) Depends on mass
32. Which is not a fundamental force?
a) Friction
b) Gravity
c) Electromagnetic
d) Weak nuclear
33. Who discovered the law of electrostatic force?
a) Coulomb
b) Newton
c) Faraday
d) Maxwell
34. Which of these is a scalar quantity?
a) Temperature
b) Force
c) Velocity
d) Acceleration
35. SI unit of force is
a) Newton
b) Joule
c) Watt
d) Pascal
36. SI unit of energy is
a) Joule
b) Watt
c) Newton
d) Henry
37. SI unit of power is
a) Watt
b) Joule
c) Newton
d) Volt
38. The scientist who gave the uncertainty principle is
a) Heisenberg
b) Planck
c) Bohr
d) Einstein
39. “Every action has an equal and opposite reaction” is
a) Newton’s Third Law
b) Newton’s First Law
c) Newton’s Second Law
d) Universal Law of Gravitation
40. Which of these is NOT an application of Physics?
a) Satellites
b) Computers
c) Vaccination
d) Mobile phones
41. Modern Physics includes
a) Relativity and Quantum mechanics
b) Mechanics
c) Thermodynamics
d) Optics
42. Who discovered the nucleus of an atom?
a) Rutherford
b) Thomson
c) Bohr
d) Einstein
43. Fundamental Physics aims at
a) Unification of forces
b) Superstition
c) Guesswork
d) Divisions in science
44. The SI unit of electric current is
a) Ampere
b) Coulomb
c) Volt
d) Ohm
45. Which of these is NOT an electromagnetic wave?
a) Sound waves
b) Radio waves
c) X-rays
d) Microwaves
46. The speed of light in vacuum is
a) 3 × 10⁸ m/s
b) 3 × 10⁶ m/s
c) 3 × 10⁵ m/s
d) 3 × 10⁴ m/s
47. The unit of frequency is
a) Hertz
b) Joule
c) Watt
d) Newton
48. Which force keeps planets in orbit around the Sun?
a) Gravitational force
b) Magnetic force
c) Electrostatic force
d) Nuclear force
49. The weak nuclear force is responsible for
a) Beta decay
b) Fission
c) Fusion
d) Gravitation
50. Which scientist is associated with laws of motion?
a) Newton
b) Einstein
c) Galileo
d) Maxwell
51. Which scientist is called the father of modern science?
a) Galileo
b) Newton
c) Planck
d) Einstein
52. Which is an example of classical Physics?
a) Newton’s laws
b) Quantum theory
c) Relativity
d) Nuclear theory
53. Who is regarded as the father of nuclear Physics?
a) Rutherford
b) Bohr
c) Einstein
d) Chadwick
54. Which of these is a natural science?
a) Physics
b) Literature
c) History
d) Economics
55. The motto of Physics is
a) To understand nature
b) To promote superstition
c) To ignore experiments
d) To reject logic
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FAQs on Class 11 Physics Chapter 1
What type of questions are asked in MCQs from Chapter 1 Physical World?
MCQs usually test basic concepts, history of Physics, fundamental forces, important scientists, branches of Physics, and applications.
How many MCQs should I practice from Chapter 1?
At least 40–60 questions are recommended to cover all important points and strengthen conceptual clarity.
Are the MCQs in Physical World numerical or theory-based?
Most questions are theory-based (conceptual, definitions, scientists, applications), but a few may involve simple factual recall like SI units or values.
Why are MCQs important for Chapter 1 Physical World?
Because this chapter introduces Physics as a subject. MCQs help students quickly revise key terms, scientists, and fundamental laws which often appear in objective sections of exams.
Are NCERT examples and summaries enough for preparing MCQs?
Yes. NCERT textbook, in-text points, and summary are sufficient for Chapter 1. Practicing extra MCQs gives additional confidence.
What is the difficulty level of Chapter 1 MCQs?
They are mostly easy to moderate, since the chapter is introductory. However, careful reading of NCERT is necessary because small factual details are often asked.
Do MCQs from Physical World appear in competitive exams like NEET and JEE?
Yes. One or two basic questions may be asked in NEET/JEE, usually about scientists, fundamental forces, or domains of Physics.