National Defence Academy & Naval Academy Exam ( NDA )


 About NDA

The National Defense Academy, formally known as NDA is the Joint Service academy for the Indian Armed Forces. Cadets of three armed services including Army, Navy and Air Force are trained together in the academy, before moving forward with the pre-commissioning training. NDA is said to be the first tri-service academy in the world. Admissions in the academy are accepted via written examination conducted by UPSC, followed by extensive interview conducted by SSB. Finally, a medical test to keep a check on the candidate’s overall health and physical fitness.

Around 4, 50,000 applicants sit for the exam every year, among which only 6,300 are called for the interview round. Out of these, only 320 cadets are accepted to the academy, each semester. 70 for Air force, 42 for Navy and 208 cadets for the army.

NDA  Eligibility

The eligibility of a candidate willing to appear for NDA is evaluated on the basis of four different categories.

As per Nationality:
Apart from Indian origin, candidates from other countries can also appear for NDA . For the same the candidate must either be

An India citizen

A citizen of Bhutan or,

A citizen of Nepal

Tibetan refugees who came over to India before January 1, 1962 with the intention of permanently settling in India are also eligible to appear for NDA .

An Indian origin migrated from Pakistan, Burma, Sri Lanka and East African Countries of Kenya, Uganda, the United Republic of Tanzania, Zambia, Malawi, Zaire and Ethiopia or Vietnam with the intention of permanently settling in India are also eligible to appear for NDA exam.

Note: The candidate from other countries other than India must possess a certificate of eligibility issued by the Government of India.


As per Age Limit:
Minimum Age: 16.5 years

Maximum Age: 19.5 years

The date of birth will be calculated as mentioned on the Matriculation or Secondary School Leaving Certificate or in a certificate recognised by an Indian University as equivalent to Matriculation.


As per Educational Qualification:
Army Wing of National Defence Academy: The Candidates willing to apply for Indian Army must possess a class 12/HSC in 10+2 pattern of School Education or equivalent examination conducted by a State Education Board or a University.

Air Force, Navy and Naval Academy of National Defence Academy: The Candidates willing to apply for Air Force, Navy and Naval Academy must possess a class 12/HSC in 10+2 pattern of School Education with Physics and Mathematics conducted by a State Education Board or a University


As per Physical standard:

Candidates willing to appear for NDA  must be physically and mentally fit, according to the prescribed physical standards of the conducting authority i.e. SSB (Services Selection Board). A candidate recommended by the SSB will undergo a medical examination by a Board of Service Medical Officers.

The candidate must possess a good physical and mental health and free from any disease/disability which is likely to interfere with the efficient performance of Military duties. The candidates selected by the authority will be admitted to the academy for further training.

Minimum height required is 157 cm for Army, Navy and Naval Academy while 162.5 cm for Air Force. A leverage of 5 cm is provided to Gorkhas and individuals belonging to hills of North-Eastern regions.


Other Factors:
Marital Sex: Candidates must be unmarried in order to appear for the NDA  exam.

Gender: Only male candidates are eligible to apply for NDA .


The two stage selection process is listed below:

Stage 1: Written Exam

Stage 2: Intelligence and Personality Test

Stage 1: Written Exam:  The written exam will take place in two papers: Mathematics (01) and General Ability (02). Mathematics will consist of algebra, matrices and determinants, trigonometry, analytical geometry of two and three dimensions, different calculus, integral calculus and differential equations, vector algebra and statistics and probability. Whereas, General Ability is bifurcated into two parts: Part A (English) and Part B (GK). The candidates will get a duration of two and a half hour each for both the papers, wherein Mathematics will carry 300 marks and General Ability will carry 600 marks.

The papers will consist of objective type questions only and will be set bilingually, in Hindi as well as English.

Stage 2: Intelligence and Personality Test: The SSB procedure is further divided into two stages i.e. stage I that includes Officer Intelligence Rating (OIR) tests and Picture Perception/ Description Test (PP&DT). The candidates will be shortlisted based on combination of performance in OIR test and PP and DT. Stage II, on the other hand, comprises of Interview, Group Testing Officer Tasks, Psychology Tests and the Conference. These tests will take place over a period of four days.

Take a look at the exam syllabus for NDA examination. The paper will comprise questions from the below enlisted topics and subjects.

NDA Paper 1 Syllabus
Algebra Differential Calculus
Matrices and Determinants Integral Calculus and Differential Equations
Trigonometry Vector Algebra
Analytical Geometry of Two and Three Dimensions Statistics and Probability
NDA Paper II Syllabus
Physical Properties and States of Matter Modes of transference of Heat
Mass Sound waves and their properties
Weight Simple musical instruments
Volume Rectilinear propagation of Light
Density and Specific Gravity Reflection and refraction
Principle of Archimedes Spherical mirrors and Lenses
Pressure Barometer Human Eye
Motion of objects Natural and Artificial Magnets
Velocity and Acceleration Properties of a Magnet
Newton’s Laws of Motion Earth as a Magnet
Force and Momentum Static and Current Electricity
Parallelogram of Forces Conductors and Non-conductors
Stability and Equilibrium of bodies Ohm’s Law
Gravitation Simple Electrical Circuits
Elementary ideas of work Heating, Lighting and Magnetic effects of Current
Power and Energy Measurement of Electrical Power
Effects of Heat Primary and Secondary Cells
Measurement of Temperature and Heat Use of X-Rays
General Principles in the working of the following: Simple Pendulum, Simple Pulleys, Siphon, Levers, Balloon, Pumps, Hydrometer, Pressure Cooker, Thermos Flask, Gramophone, Telegraphs, Telephone, Periscope, Telescope, Microscope, Mariner’s Compass; Lightning Conductors, Safety Fuses.
Preparation and Properties of Hydrogen, Oxygen, Nitrogen and Carbon Dioxide, Oxidation and Reduction. Acids, bases and salts. Carbon— different forms Physical and Chemical Changes
Fertilizers—Natural and Artificial Elements
Material used in the preparation of substances like Soap, Glass, Ink, Paper, Cement, Paints, Safety Matches and Gunpowder Mixtures and Compounds
Elementary ideas about the structure of Atom Symbols, Formulae and simple Chemical Equation
Atomic Equivalent and Molecular Weights Law of Chemical Combination (excluding problems)
Valency Properties of Air and Water
General Science
Common Epidemics, their causes and prevention Difference between the living and non-living
Food—Source of Energy for man Basis of Life—Cells, Protoplasms and Tissues
Constituents of food Growth and Reproduction in Plants and Animals
Balanced Diet Elementary knowledge of Human Body and its important organs
The Solar System—Meteors and Comets, Eclipses. Achievements of Eminent Scientists
Forces shaping the modern world; Renaissance A broad survey of Indian History, with emphasis on Culture and Civilisation
Exploration and Discovery; War of American Independence, French Revolution, Industrial Revolution and Russian Revolution Freedom Movement in India
Impact of Science and Technology on Society Elementary study of Indian Constitution and Administration
Concept of one World Elementary knowledge of Five Year Plans of India
United Nations, Panchsheel, Democracy, Socialism and Communism Panchayati Raj
Role of India in the present world Co-operatives and Community Development
A broad survey of Indian History, with emphasis on Culture and Civilisation Bhoodan, Sarvodaya, National Integration and Welfare State
Basic Teachings of Mahatma Gandhi
The Earth, its shape and size Ocean Currents and Tides Atmosphere and its composition
Latitudes and Longitudes Temperature and Atmospheric Pressure, Planetary Winds, Cyclones and Anticyclones; Humidity; Condensation and Precipitation
Concept of time Types of Climate
International Date Line Major Natural regions of the World
Movements of Earth and their effects Regional Geography of India—Climate, Natural vegetation. Mineral and Power resources; location and distribution of agricultural and Industrial activities
Origin of Earth. Rocks and their classification Important Sea ports and main sea, land and air routes of India
Weathering—Mechanical and Chemical, Earthquakes and Volcanoes Main items of Imports and Exports of India
Current Affairs
Knowledge of Important events that have happened in India in the recent years Prominent personalities—both Indian and International including those connected with cultural activities and sports
Current important world events

Course Content

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