Video Lectures of 3 Months Preparation Course for NDA
Watch free video lectures for 3 Months Preparation Course for NDA covering all chapters/topics as per the latest syllabus in 2026. These concept videos, recorded lectures, and audio notes are designed to help NDA students understand every topic clearly — anytime, anywhere. Start learning on EduRev.
Number conversions
| Base System & Conversion in Numbers 07:45 min |  |
| Conversions to other Number System- 1 08:37 min | |
| Conversions to Other Number System- 2 11:00 min | |
Permutations and Combinations
| Introduction to Combinations 10:16 min | |
| Important Formulae 05:06 min | |
Binomial Theorem & its Simple Applications
| Binomial Theorem General Formula 08:26 min | |
Arithmetic Progressions & Geometric Progressions
| Shortcuts: Arithmetic Progressions 57:46 min | |
| Introduction: Geometric Progressions 26:27 min | |
Matrices and Determinants
| Definition of a Matrix - Matrices and Determinants, Business Mathematics & Statistics 20:39 min | |
| Algebra of Matrices - Matrices and Determinants, Business Mathematics & Statistics 18:57 min | |
| Solution of Linear Equations - Matrices and Determinants, Business Mathematics & Statistics 08:12 min | |
| Calculation of Values of Determinants upto Third Order - Business Mathematics & Statistics 02:07 min | |
| Types of Matrices 06:16 min | |
Integral Calculus and Differential Equations
| Vector Calculus - Vector Differentiation 51:09 min | |
| Vector Calculus - Vector Integration 66:32 min | |
| Calculus - Limit Continuity And Differentiability 10:40 min | |
| Calculus: Mean Value Theorem (Rolles, Lagrange & Cauchy) 05:14 min | |
| Calculus - Taylor Series & Maclaurin Series 04:26 min | |
Inverse Trigonometric Functions
| Properties of Inverse Trigonometric Functions 12:36 min | |
| Examples: Inverse Trigonometric Functions 11:05 min | |
Indefinite Integral
| Introduction to Integration 07:23 min | |
| Integration as an Inverse Process of Differentiation 06:24 min | |
| Integration By Partial Fractions 41:07 min | |
| Integration By Parts 13:17 min | |
| Integration using the Substitution Rule 10:40 min | |
| Indefinite Integration 181:25 min | |
| Basic Integration Formulae 14:13 min | |
Definite Integrals
| Integration in One Shot 218:07 min | |
| Properties of Definite Integrals: Part- 1 04:32 min | |
| Introduction to Definite Integrals 10:03 min | |
Application of Integrals
| Application of Integrals for Class 12 32:18 min | |
| Application of Integrals in One Shot 43:43 min | |
| Finding Area of the Region bounded by a Curve and a Line 06:56 min | |
| Finding Areas Under Simple Curves 06:19 min | |
| Introduction to Area Under the Curve 07:22 min | |
Differential Equations
| First order homogenous equations 07:22 min | |
| Homogeneous Differential Equations 26:55 min | |
| Second Order Linear Differential Equations 25:17 min | |
| Separable First Order Differential Equations 10:42 min | |
| Applications of Differential Equations 44:08 min | |
| Differential Equations Representing a Family of Curves 07:11 min | |
| Formation of a Differential Equation whose General Solution is Given 04:48 min | |
Vector Algebra
| Fun Video: What are Vectors? 04:41 min | |
| Scalar (or Dot) Product of 2 Vectors 06:02 min | |
| Overview of Scalar and Vector Product of 2 Vectors 04:08 min | |
| Examples: Vectors joining 2 Points 09:57 min | |
Statistics and Probability
| Statistics & Probability 08:00 min | |
| Random Variables 18:38 min | |
| Random Variable, Probability Density Function & Cumulative Distribution Function 21:22 min | |
| Mathematical Expectation 12:48 min | |
| Binomial Distribution 16:34 min | |
| Binomial Distribution - Fitting of Binomial Distribution 14:05 min | |
| Poisson Distribution 10:34 min | |
| Poisson Distribution & Poisson Distribution Examples 10:43 min | |
| Poisson Distribution - Fitting of Poisson Distribution 07:40 min | |
Sets, Relations and Functions
| Detailed Video: Basics of Relations & Functions 24:41 min | |
| Detailed Video: Types of Relations 22:47 min | |
| Detailed Video: Functions 18:31 min | |
| Fun Video: Types of Functions (Injective, Surjective & Bijective) 17:15 min | |
| Commutative & Associative Properties: Binary Operations 10:45 min | |
Limits and Derivatives
| Introduction of Limits 04:42 min | |
| Derivatives of Composite Functions (Using the Chain Rule) 09:17 min | |
| Derivative of a Function 12:11 min | |
| Limits of trigonometric functions 06:06 min | |
| Squeeze theorem or sandwich theorem 07:11 min | |
| How To Find The Limit of a Polynomial Function 03:49 min | |
| Introduction to Derivatives or Idea of Derivatives 03:16 min | |
Continuity and Differentiability
| Video: Continuity of a Function 08:28 min | |
| Derivatives of Composite Functions (Using the Chain Rule) 09:17 min | |
| Continuity & Differentiability 27:32 min | |
| Differentiability of a Function 05:33 min | |
| Differentiation Formulas 13:51 min | |
| Differentiation of Implicit Functions 12:16 min | |
| Examples: Exponential and Logarithmic Differentiation 12:18 min | |
| Examples: Second Order Derivatives 14:55 min | |
Applications of Derivatives
| Maxima and Minima 04:30 min | |
| Increasing and Decreasing Functions 09:30 min | |
| To Calculate Rate of Change of Quantities 04:37 min | |
Physics
| Work, Power, Energy -General Science, Exam Preparation 12:59 min | |
| Motion -General Science, Exam Preparation 35:07 min | |
| Units and Measurements -General Science, Exam Preparation 17:20 min | |
| Magnetism & Matter 95:17 min | |
| Sound Waves and Hearing 05:08 min | |
Sets, Relations and Functions
| Detailed Video: Basics of Relations & Functions 24:41 min | |
| Fun Video: What are Functions? 06:26 min | |
| Detailed Video: Types of Relations 22:47 min | |
| Detailed Video: Equivalence Class 04:36 min | |
| Fun Video: Union & Intersection of Sets 05:57 min | |
| Detailed Video: Functions 18:31 min | |
| Commutative & Associative Properties: Binary Operations 10:45 min | |
| Fun Video: Types of Functions (Injective, Surjective & Bijective) 17:15 min | |
Sequences and Series
| Geometric Mean (G.P) 12:37 min | |
Inequalities
| Introduction to Linear Inequalities 70:40 min | |
| Graphical Solution of Linear Inequalities in 2 variables 14:38 min | |
| Algebraic Solutions of Linear Inequalities in One Variable and their Graphical Representation 08:40 min | |
| Solution of System of Linear Inequalities in 2 Variables 03:44 min | |
Complex Numbers and Quadratic Equation
| Powers of i (iota) 04:40 min | |
| Introduction to Imaginary Numbers 04:50 min | |
| Polar Representation of a Complex Number- 1 02:10 min | |
| Polar Representation of a Complex Number- 2 05:31 min | |
Geomorphology
| Continental Drift Theory 36:39 min | |
| Plate Tectonics 37:59 min | |
| Earthquakes: Causes & Mechanism 11:02 min | |
| Erosional and Depositional Landforms of Earth 39:25 min | |
Introduction to Earth & Universe
| Interior of Earth 46:12 min | |
| The Big Bang Theory 04:12 min | |
First in World
| First in World (Male) - 1 08:10 min | |
| First in World (Male) - 2 08:04 min | |
| First in World (Miscellaneous) 09:35 min | |
| First in World (Female) 06:56 min | |
Superlatives of the World
| Superlatives of the World 08:50 min | |
Geographical Epithets
| Geographical Epithets - 1 06:38 min | |
| Geographical Epithets - 2 10:51 min | |
Geographical Discoveries
| Geographical Discoveries 12:19 min | |
Countries with Capitals and Currencies
| Countries with Capitals and Currencies 22:01 min | |
Fathers of Various Fields
| Fathers of Various Fields 23:36 min | |
The Seven Wonders of the World
| Seven Wonders of the World 08:01 min | |
First in India
| First in India (Male) 14:28 min | |
| First in India (Female) 06:31 min | |
| First in India (Miscellaneous) 06:15 min | |
Famous Sobriquets of Important Persons
| Famous Sobriquets of Important Persons 07:53 min | |
Some Great Works Associated with Famous Persons (India)
| Some Great Works Associated with Famous Persons (India) 09:26 min | |
Sports
| Important Sports Trophies and Cups 19:17 min | |
| Sports : National Games and Number of Players 13:49 min | |
Space Programme of India
| ISRO AND India's Space Missions 31:54 min | |
Defence Research in India
Awards and Honours
| Awards & Honours 2025 27:08 min | |
Abbreviations
| Important Full Forms 24:13 min | |
Important Dates and Days of the Year
| Important Dates and Days of the Year 45:31 min | |
UNESCO World Heritage Sites in India
| UNESCO World Heritage Sites in India 29:38 min | |
Some Important Symbols or Signs
| Some Important Symbols or Signs 04:58 min | |
Official Books of Major Countries
| Official Books of Major Countries 04:52 min | |
Important Monuments of Major Countries
| Important Monuments of Major Countries 04:04 min | |
Major News Agencies of the World
| Major News Agencies of the World 12:33 min | |
National Emblem of Major Countries
| Country and their Emblem 07:08 min | |
Legislatures of the World
| Legislatures of the World 23:29 min | |
Political Parties of Major Countries
| Political Parties of Major Countries 11:25 min | |
Major Newspapers of the World
| Major Newspapers of the World 04:28 min | |
Intelligence/Detective Agencies of the World
| Intelligence/Detective Agencies of the World 03:10 min | |
Crematorium of Famous Person (India)
| Crematorium of Famous Person (India) 18:47 min | |
Major Newspapers in India
| Major Newspapers in India 11:39 min | |
Renamed Indian Cities
| Renamed Indian Cities 08:42 min | |
Foundation Day of Some States
| Foundation Day of Some States 14:43 min | |
Famous Tourist Spots of India
| Famous Tourist Spots of India 10:07 min | |
Famous Institutions of India
| Important Research Institutes of India 13:40 min | |
Books and their Authors
| Important Books and Authors 30:27 min | |
National Insignia of India
| National Insignia of India 09:19 min | |
Indian Defence
| Defence of India 24:11 min | |
India's Atomic Research
| Atomic and Nuclear Power Plants of India 25:37 min | |
Climatology
| Periodic & Local Winds 25:55 min | |
| El Nino & La Nina 29:04 min | |
| Permanent Winds 19:19 min | |
| Heat Budget of Earth 02:43 min | |
| Cyclones, Formation & its 2 Types 24:56 min | |
World Geography
| 7 Continents and Oceans 23:56 min | |
| International Border line of Countries 19:42 min | |
| Important Lakes of India 38:48 min | |
| Important Lakes of World 33:01 min | |
| Important Grasslands of the world 02:36 min | |
| Major Seas of World 12:18 min | |
| Major straits of the world 07:22 min | |
| Major Gulfs of the World 08:23 min | |
| Country Capital & Currency GK Tricks 22:49 min | |
Introduction to Economics
| Introduction to Economics 14:16 min | |
Demand and Elasticity
| Elasticity of Demand 17:10 min | |
National Income
| Basic Concepts of National Income 52:34 min | |
| Measurement of National Income 11:02 min | |
Human Development Report
| Human Development Report (HDR) 33:32 min | |
| What is Human Development Index 04:41 min | |
Planning in India
| The Five Year Plans: Planning in India 22:56 min | |
| Role of Planning Commission 117:11 min | |
NITI Aayog
| NITI Aayog: Its Objective and Composition 15:22 min | |
Poverty and Unemployment
| Introduction: Poverty 01:43 min | |
Agriculture
| Agriculture - Indian Economy 50:32 min | |
State Executive
| State Executive 09:31 min | |
Governor
| Governor : Indian Polity 15:05 min | |
Chief Minister
| Chief Minister - Indian Polity 04:57 min | |
Local Self Government
| Provisions & Features: Panchayati Raj 15:03 min | |
| Evolution of Panchayati Raj 20:26 min | |
| Municipal Corporation : Local Self Government 09:11 min | |
Parliamentary Committees
| Parliamentary Committee 31:08 min | |
Supreme Court
| Introduction to Supreme Court- 1 10:03 min | |
| Introduction to Supreme Court- 2 04:42 min | |
High Court
| Jurisdiction and Powers of High Court 09:26 min | |
Comptroller and Auditor General of India
| Comptroller and Auditor General of India 05:36 min | |
Elections
| Elections & Political Parties 07:11 min | |
Constitutional Bodies
| Constitutional Bodies - Overview 14:26 min | |
Union Public Service Commission and State PSC
| State Public Service Commission - Constitutional Bodies 15:39 min | |
| Union Public Service Commission - Constitutional Bodies 19:50 min | |
Non-Constitutional Bodies
| Introduction - Non-Constitutional Bodies 03:19 min | |
Constitution of India: History, Development & Salient Features
| Historical Development of the Constitution of India (1773-1784)- 1 21:54 min | |
| Basic Features of Indian Constitution 55:59 min | |
| Historical Development of the Constitution of India (1793-1853)- 2 20:35 min | |
| Historical Development of the Constitution of India (1858-1909)- 3 21:29 min | |
| Indian Polity - Historical Background | Chapter 1 Indian Constitution 09:35 min | |
| Initial Efforts: Making of the Constitution 08:50 min | |
| Working of Constituent assembly: Making of the Constitution 09:19 min | |
Preamble
| Introduction: Preamble 09:10 min | |
Union and its Territory
| Union and its Territories- Article 1 to 4 07:52 min | |
Citizenship
| What is Citizenship ? 13:58 min | |
Fundamental Rights and Duties
| Fundamental Rights- 1 28:24 min | |
| Fundamental Duties 26:18 min | |
| Fundamental Rights- 2 35:02 min | |
Directive Principles of State Policy
| Directive Principles of State Policy- 1 07:52 min | |
| Directive Principles of State Policy- 2 18:00 min | |
Union Executive (The President and the Vice President)
| Introduction: The President- 1 29:14 min | |
| Introduction: The President- 2 22:57 min | |
| Vice-President : Introduction 06:41 min | |
Prime Minister
| Prime Minister and Council of Ministers : Indian Union Executive 18:08 min | |
Attorney General
| Attorney General of India 04:40 min | |
Central Council of Ministers
| Council of Ministers 04:40 min | |
Money and Banking
| Banking System in India 47:30 min | |
Capital Market
| Capital Market-1 15:42 min | |
| Capital Market-2 35:58 min | |
Tax structure in India
| Direct Tax & Indirect Tax 10:27 min | |
| Taxation System in India 09:25 min | |
Population
| Demographic Dividend 04:41 min | |
| Population Issues 10:57 min | |
| Nature and Scope of Population 18:04 min | |
Rural Development Programme
| Rural Development Programme- 1, Economy Traditional, UPSC 05:07 min | |
| Rural Development Programme- 2, Economy Traditional 04:12 min | |
Land Reforms
| Land Reforms, Economy Traditional 12:24 min | |
Food Security and PDS
| Food Security - Food Security and PDS, Economy Traditional 19:25 min | |
| PDS - Food Security and PDS, Economy Traditional 08:00 min | |
Price and Inflation
| Introduction to Inflation: Price & Inflation 17:35 min | |
| Causes of Inflation 06:11 min | |
| Measures of Inflation: Price & Inflation 18:40 min | |
Reading Comprehension
| Reading Comprehension: Important Questions (Easy Level) 20:56 min | |
| Reading Comprehension (RC) Shortcuts - Verbal Aptitude (Ability) 09:07 min | |
| Reading Comprehension (RC) Rules - Verbal Aptitude (Ability) 10:38 min | |
| Reading Comprehension: Important Questions (Medium Level) 23:01 min | |
| Practice Questions: Reading Comprehension (Medium Level) 37:54 min | |
| Important Concepts: Reading Comprehension 25:58 min | |
| Practice Questions: Reading Comprehension 39:38 min | |
Spotting Errors
| Error Detection And Correction 33:02 min | |
| Important Tricks: Spotting Errors 10:53 min | |
Fill in the Blanks
| Fill in the Blanks - 1 01:30 min | |
| Fill in the Blanks - 2 00:53 min | |
| Fill in the Blanks - 3 01:03 min | |
| Fill in the Blanks - 4 01:03 min | |
| Fill in the Blanks - 5 01:07 min | |
| Fill in the Blanks - 6 00:57 min | |
One word substitution
| Important One Word Substitutions 14:34 min | |
| Practice Questions: One Word Substitute 17:05 min | |
| One Word Substitutions- 1 43:00 min | |
| One Word Substitutions- 2 43:38 min | |
| Examples: One Word Substitutions- 1 11:34 min | |
| Examples: One Word Substitutions- 2 06:47 min | |
| Additional Questions: One Word Substitutions- 1 04:53 min | |
| Additional Questions: One Word Substitutions- 2 11:40 min | |
Synonyms
| Important Questions: Synonyms 24:39 min | |
Antonyms
| Practice Questions: Antonyms 21:03 min | |
Cloze Test
| Tips and Tricks for Cloze Test 18:19 min | |
Sentence Improvement
| Sentence Improvement - 1 13:23 min | |
| Sentence Improvement - 2 23:07 min | |
| Sentence Improvement - 3 18:59 min | |
| Sentence Improvement - 4 12:49 min | |
| Sentence Improvement - 5 15:59 min | |
| Sentence Improvement - 6 28:18 min | |
Selecting Words
| How does word choice affect tone and meaning? 15:24 min | |
Phrases and Idioms
| Idioms & Phrases with Meanings - 1 10:01 min | |
| Idioms & Phrases with Meanings - 2 09:40 min | |
| Idioms & Phrases with Meanings - 3 09:37 min | |
| Idioms & Phrases with Meanings - 4 09:05 min | |
| Idioms & Phrases with Meanings - 5 08:53 min | |
Para Jumbles
| Solving Techniques & Examples: Parajumbles 13:22 min | |
| Types of Parajumbles 08:34 min | |
Environment Pollution
| Pollution and its Types 09:26 min | |
Greenhouse Gas
| How Do Greenhouse Gases Actually Work? 03:09 min | |
Biodiversity and its Conservation
| Conservation of Biodiversity 12:04 min | |
| Wildlife Sanctuaries of India 51:01 min | |
| Biosphere Reserves of India 15:22 min | |
| National Parks of India 49:43 min | |
Wildlife in India and its Conservation
| Wildlife Sanctuaries in India with States 09:32 min | |
Basics of Ecology & Ecosystem
| Basics of Ecology 32:17 min | |
| Biosphere : Environment and Ecology 05:51 min | |
| Levels of Organizations in Ecology- 2 07:17 min | |
| Levels of Organizations in Ecology- 1 05:46 min | |
| Biome : Environment and Ecology 15:23 min | |
| Ecotone and Ecological Niche 06:23 min | |
Environmental Acts & Policies
| Acts and Policies 24:30 min | |
International Organisations and Conventions
| International Conventions 42:10 min | |
| Environmental Conventions 14:47 min | |
Flagship Government Schemes (Central Government)
| Important Central Government Schemes 46:59 min | |
Indus Valley Civilization
| Introduction & Indus Valley Cities 06:39 min | |
| Town Planning: Indus Valley Civilization 20:19 min | |
| Overview: Indus Valley Civilization 09:25 min | |
| Seals & Script of Indus Valley Civilization 04:53 min | |
Sources of Indian History and Prehistoric Period
| Prehistoric India 70:08 min | |
| Sources: Ancient Indian History 37:51 min | |
Vedic Period
| The Vedic Period 50:42 min | |
Mahajanapada Period
| The Mahajanapadas 12:01 min | |
Religious Movements
| Origin of Buddhism 04:27 min | |
| Buddhism and Jainism 41:03 min | |
| Bhagavatism, Shaivism & Vaishnavism 37:50 min | |
The Mauryan Empire
| The Mauryan Empire 40:40 min | |
| Mauryan Period : Society and Mauryan Arts 07:16 min | |
| Chandragupta Maurya, Bindusara - The Mauryan Empire 15:31 min | |
| Decline of Mauryan Empire 14:18 min | |
| Mauryan Dynasty : Administration & Economy 07:18 min | |
Post-Maurya/ Pre-Gupta Period
| Post Mauryan Period (200 BC-300 AD) 34:19 min | |
| The Age of the Satavahanas 16:00 min | |
The Gupta Period
| The Gupta Economy: Ancient History 11:04 min | |
| The Gupta Society: Ancient History 10:12 min | |
| The Gupta Administration: Ancient History 15:17 min | |
| Gupta Religion, Art & Architecture: Ancient History 09:05 min | |
Post-Gupta Period/ Vardhana Dynasty
| Introduction: The Vardhans 03:51 min | |
| The Chalukyas -Vatapi, Vengi, Kalyani 07:42 min | |
| Harshavardhana-His military conquests 17:32 min | |
| The Pallavas - South Indian Rulers 11:31 min | |
The Sangam Age
| Art & Culture: The Sangam Age 14:58 min | |
| The Chola Dynasty 16:25 min | |
| The Pandya Dynasty 03:22 min | |
| The Chera Dynasty 02:11 min | |
