Defence Academy Chennai

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The NDA exam is conducted by UPSC for admission to the Army, Navy and Air Force wings of the NDA. This exam is a gateway for joining Army, Navy and Air Force.

Union Public Service Commission (UPSC) Conducts National Defence Academy and Naval Academy (NA) examinations twice a year to select candidates to join Indian Armed Forces as officers in the Army, Navy and Airforce. Selected candidates after written test and service selection board interview will undergo initial training in the National Defence Academy (NDA) Pune.



Candidates in the age group of 16.5 – 19.5 years are eligible to appear for the NDA written exam. Candidates should have passed class 12 exam, and those wanting to join the Navy and Air force should pass the exam with Physics, Chemistry and Mathematics.

Exam Pattern

The National Defence Academy exam consists of 2 papers, Mathematics and General Ability. Total Marks: The Mathematics paper contains 300 marks while the General Ability test holds 600 marks. The written test will be of total 900 marks.


NDA written examination is divided into two papers namely Mathematics and General Ability Test (GAT). The boys and girls who are seeking to apply for NDA must begin their preparation for the written exam by following the detailed NDA Syllabus.

Defence Academy always provides the best in the industry training, syllabus, previous years question papers and full online and offline support to our students to guarantee their success in the exams.

Video Lectures

Study Notes

Rank Analysis

Offline Access

Mock Tests

Exam Materials

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Written Training

We provide full training in both offline and online mode in written aspect of these exams. We have brilliant fleet of extraordinary tutors to guarantee your success in defence exams. Our offline videos covering all subjects and various ways to clear the exams with flying colors.

Physical & Psychometric

Covering physical and psychometric aspects of the exams is our another important goal. We have trainers and coaches who trains our students for their success. Each student is focused individually and we always try to make sure that they understand each and every point in both physical exams and interviews.

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We have brilliant in-house and visiting tutors who have immense knowledge and experience in defence exams and have been a part of defence forces or defence institutes

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Colonel .M.J. Anand (Retd)

Alumni of Sainik School. 30+ years of service in Indian Army. He is our Geography and Current affairs faculty.

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Lt.Colonel Jayavel (Retd)

Senior SSB faculty. Trained group testing officer and Alumni of Sainik School

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Expert in handling Physics, Chemistry and Biology for class 6 to 12th std.  

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Mathematics tutor
Alumni Ramanujan Institute for Advanced Study in Mathematics


Krithika P

GK and English tutor
Former Teach for India Fellow (Banglore)

Number Speaks

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Indian Air Force
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Indian Navy
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What Our Students Have to Say

Defence Academy has been a life changing experience. All tutors and management is super freindly and have immense knowledge to help you prepare for Defence exams.
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Indian Navy
I am super excited to describe my journey with DAC. Tanzeela mam was very helpful in motivating me and tutors were extra ordinary in helping me crack the exam.
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Tharun Adithya
Sainik Exam
My parents are happy with what I achieved in my exam. I cleared with flying colors and all credit goes to Defence Academy Chennai. One of the best institute.
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Its not easy to understand the exam pattern and the syllabus was huge together with my school exams. But, thanks to Surendran Sir and Defence Academy Chennai