Aspiring to join the National Defence Academy (NDA) in 2025? Understanding the exam pattern is your first step to success! At Convex Classes, the #1 NDA coaching institute in Jaipur (online & offline), we break down the NDA 2025 exam structure, syllabus, and preparation strategies to help you dominate the competition.
NDA 2025 Exam Highlights
| Aspect | Details |
|---|---|
| Conducting Body | Union Public Service Commission (UPSC) |
| Exam Frequency | Twice a year (April & September) |
| Stages | 1. Written Exam 2. SSB Interview (5-day process) |
| Total Vacancies | ~400 (Approx. for Army, Navy, Air Force) |
| Official Website | upsc.gov.in |
NDA 2025 Written Exam Pattern
The written exam consists of two papers: Mathematics and General Ability Test (GAT).
1. Mathematics (Paper-I)
| Topic | Marks | No. of Questions | Duration |
|---|---|---|---|
| Algebra, Calculus | 300 | 120 MCQs | 2.5 Hours |
| Trigonometry, Statistics | |||
| Matrices, Differential Equations |
Key Topics to Focus On:
- Calculus: Differentiation, Integration
- Algebra: Quadratic Equations, Complex Numbers
- Coordinate Geometry: Straight Lines, Circles
- Probability: Basic Theorems, Permutations
Pro Tip from Convex Classes: Practice 10-15 calculus problems daily using our curated NDA Maths study material.
2. General Ability Test (GAT – Paper-II)
| Section | Marks | No. of Questions | Key Topics |
|---|---|---|---|
| English | 200 | 50 MCQs | Grammar, Vocabulary, Comprehension, Synonyms/Antonyms |
| General Knowledge | 100 MCQs | Physics, Chemistry, Biology, History, Geography, Current Affairs, Defence News |
Breakdown of GK Syllabus:
- Physics: Motion, Sound, Light
- Chemistry: Acids, Bases, Metals
- History: Indian Freedom Struggle, World Wars
- Geography: Climate, Rivers, Maps
- Current Affairs: Last 6-12 months of national/international news
Convex Classes’ Strategy: Our weekly GAT Masterclasses cover defence-specific GK and trending current affairs.
NDA SSB Interview (Stage 2)
Candidates clearing the written exam qualify for the 5-day SSB Interview, which includes:
- Screening Test: OIR (Officer Intelligence Rating) + Picture Perception Test
- Psychological Tests: TAT, WAT, SRT, SD
- Group Tasks: Group Discussions, Progressive Obstacle Course
- Personal Interview: Questions on leadership, goals, and personality
Success Mantra by Convex Classes: Join our SSB Mock Camp to master group tasks and psychological tests.
NDA 2025 Marking Scheme
- Correct Answer: +2.5 marks (Maths) / +4 marks (GAT)
- Incorrect Answer: -0.83 marks (Maths) / -1.33 marks (GAT)
- Unattempted: No penalty
Note: Minimum qualifying marks in each paper are 25%.
NDA 2025 Preparation Strategy
- Mathematics Mastery: Focus on shortcut formulas for integration and matrices.
- GK Daily Dose: Read The Hindu and SP’s Guide to Defence Exams.
- Mock Tests: Solve UPSC NDA previous year papers (available at Convex Classes).
- Physical Fitness: Start running, push-ups, and meditation for SSB readiness.
Most Asked FAQs About NDA 2025
Q1. Is there negative marking in NDA 2025?
A: Yes! Avoid guesswork. Use Convex Classes’ negative marking avoidance techniques taught in demo sessions.
Q2. Can I clear NDA in 6 months?
A: Absolutely! Follow our 6-month study plan (available offline/online) covering 2-hour daily Maths practice and weekly GK revisions.
Q3. How important is current affairs for GAT?
A: 15-20% of GAT questions are from current affairs. Subscribe to Convex Classes’ Monthly Defence Digest.
Q4. What is the age limit for NDA 2025?
A: 16.5–19.5 years at course commencement.
Q5. Are calculators allowed in the exam?
A: No! Sharpen your mental math skills with our speed calculation workshops.
Q6. Why choose Convex Classes for NDA coaching?
A: We offer:
- Hybrid Learning: Online live classes + offline doubt sessions.
- SSB Interview Guarantee Program: 90% success rate in 2024.
- Free Study Kit: Includes NDA Maths Short Notes and GK PDFs.
Why Convex Classes is the Best for NDA 2025?
- Result-Oriented Coaching: 120+ NDA selections in 2024.
- Flexible Batches: Weekend batches for school students.
- Expert Faculty: Retired defence officers and UPSC mentors.
Final Words
With the right strategy and mentorship from Convex Classes, cracking NDA 2025 is within your reach! Book a free demo class today and get a personalized study plan.
