Class 11 Physics: Physical World (NEET-Level MCQs with Answers)
1. Who is known as the father of modern physics?
Albert Einstein
2. Which branch of physics deals with motion of objects?
Mechanics
3. SI unit of luminous intensity is:
Candela
4. Fundamental forces in nature are:
Four
5. The strongest fundamental force is:
Strong nuclear force
6. Which force is responsible for holding nucleus together?
Strong nuclear force
7. The universal law of gravitation was given by:
Newton
8. Electromagnetic force acts between:
Charged particles
9. Weak nuclear force is responsible for:
Beta decay
10. Which physicist introduced the concept of relativity?
Albert Einstein
11. Physics is based on:
Experiments and mathematics
12. Which force has the least range?
Strong nuclear force
13. Newton’s laws are applicable to:
Macroscopic bodies at low speeds
14. Which discipline connects physics and chemistry?
Physical chemistry
15. Which force holds electrons in an atom?
Electromagnetic force
16. What is the goal of physics?
To understand natural phenomena
17. The term 'quantum' was first used by:
Max Planck
18. Which scientist gave uncertainty principle?
Heisenberg
19. SI system has how many base units?
Seven
20. The electromagnetic force is mediated by:
Photon
21. Which force is charge-independent?
Gravitational force
22. Who gave laws of planetary motion?
Kepler
23. What is the scope of physics?
Both microscopic and macroscopic domains
24. Physics helps in development of:
Technology
25. Which fundamental force is always attractive?
Gravitational force
26. The weak nuclear force is stronger than:
Gravitational force
27. The unification of electricity and magnetism was done by:
James Clerk Maxwell
28. A grand unified theory aims to:
Unify all fundamental forces
29. Physics and biology together form:
Biophysics
30. Which scientist gave the special theory of relativity?
Albert Einstein
31. Dimensional formula of force is:
[MLT⁻²]
32. In SI, amount of substance is measured in:
Mole
33. Nuclear physics deals with:
Structure and behavior of nucleus
34. Particle physics deals with:
Elementary particles
35. Who discovered electron?
J.J. Thomson
36. Laws of motion were formulated in:
Classical mechanics
37. Einstein’s equation relates mass and energy as:
E = mc²
38. A scientific theory must be:
Testable
39. Which is not a fundamental force?
Frictional force
40. Which principle is used in nuclear energy?
Mass-energy equivalence
41. Inertia is the property of:
Matter
42. Nuclear force acts between:
Protons and neutrons
43. Which scientist is associated with law of gravitation?
Isaac Newton
44. Theory of evolution is related to:
Biology
45. Who gave the principle of least action?
Maupertuis
46. Which field in physics studies fluids at rest and motion?
Fluid mechanics
47. Planck’s constant has units of:
Joule-second
48. Which constant is universal?
Speed of light (c)
49. Coulomb’s law is applicable for:
Point charges
50. Physics is interconnected with:
All sciences