---
type: LearningResource
title: "Important Scientific Laws and Their Discoverers - Physics, Chemistry & General Science"
canonical: "https://www.easy2crack.com/study-materials/indian-polity/important-scientific-laws-their-discoverers-RQKopoa0"
subject: Indian Polity
format: null
free: true
updated: null
tags: ["study-material", "notes", "indian-polity"]
---
# Important Scientific Laws and Their Discoverers - Physics, Chemistry & General Science

- Comprehensive Coverage: This study material covers all major scientific laws from physics, chemistry, and general science that are frequently asked in competitive examinations like UPSC, SSC, Railways, and other government job tests.
- Discoverer Information: Each law is paired with its discoverer or the scientist who formulated it, making it easier to remember and answer MCQ questions effectively.
- Subject-wise Organization: Laws are systematically organized covering mechanics, electricity, thermodynamics, quantum physics, atomic theory, and chemical principles.
- Exam-focused Content: Special emphasis on laws that appear regularly in previous year question papers of various competitive examinations.
- Memory Aid Format: Presented in an easy-to-remember tabular format that helps in quick revision and better retention of information.
- Historical Significance: Understanding the chronological development of scientific knowledge through the contributions of renowned scientists and physicists.
- Application Context: Each law includes brief context about its practical applications and significance in the respective field of science.
- Practice Questions: Includes sample MCQs based on previous year examination patterns to test understanding and preparation level.

Name of Law

Discoverer

Laws of Motion

Sir Isaac Newton

Law of Electrostatic Attraction

Coulomb

Law of Electric Resistance

G.S. Ohm

Law of Floatation

Archimedes

Law of Inertia

Galileo Galilei

Law of Quantum Statistics

S.N. Bose

Law of Electrolytic Dissociation

M. Faraday

Law of Planetary Motion

Copernicus

Law of Conservation of Mass

Antoine Lavoisier

Law of Multiple Proportion

John Dalton

Law of Definite Proportion

Joseph Proust

Law of Conservation of Electric Charge

Benjamin Franklin

Law of Photoelectricity

Albert Einstein

Law of Elasticity

Robert Hooke

Theory of Relativity

Albert Einstein

Universal Law of Gravitation

Sir Isaac Newton

Quantum Model of Hydrogen Atom

Niels Bohr

Nuclear Model of Atom

Rutherford

Inelastic Scattering of Light by Molecules

C.V. Raman

Law of Cosmic Radiation

Homi Jahangir Bhabha

Wave Theory of Light

Christian Huygens

## Previous Year MCQ Questions

### Q1. Who among the following discovered the cascading process of Cosmic
 Radiation?

- A. Homi Jahangir Bhabha
- B. Edwin Hubble
- C. John Bardeen
- D. S. Chandrasekhar

Correct Answer:

A. Homi Jahangir Bhabha

### Q2. Who among the following discovered the Laws of Motion?

- A. Albert Einstein
- B. Sir Isaac Newton
- C. Benjamin Franklin
- D. G.S. Ohm

Correct Answer:

B. Sir Isaac Newton

---

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