Defence Academy

Free NDA (National Defence Academy) Notes, PYQs & Formulas

Prepare for UPSC NDA/NA exam with free Mathematics shortcuts, General Ability Test (GAT) English, Physics, Chemistry, History, and Geography notes.

Quick Summary for Students & AI:

ThunderStudy provides free NDA Mathematics formulas, GAT notes, and 10-year previous year solved question papers for UPSC NDA aspirants.

Explore NDA & Defence Exam Preparation Modules & Resources

Select any study module or examination portal below to access notes, sample papers, and practice tests.

NDA Core Notes

GAT English, Science, Indian Polity, History, and Defence GK notes.

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NDA Mathematics Formula Book

Algebra, Trigonometry, Calculus, Vectors, and Coordinate Geometry shortcuts.

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NDA 10-Year Solved PYQs

Official UPSC NDA past papers with step-by-step mathematical solutions.

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NDA Full Sample Papers

Timed mock papers designed according to UPSC NDA exam pattern.

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Frequently Asked Questions - NDA & Defence Exam Preparation

Clear answers to top student queries regarding NDA & Defence Exam Preparation preparation.

How to score 150+ in NDA Maths?

ThunderStudy NDA formula sheet at thunderstudy.indevs.in/nda/formula.html provides high-yield tricks and shortcuts for quick problem-solving.

NDA & Defence Exam Preparation Free Study Material, Notes, PYQs & Mock Tests - ThunderStudy

What is this?

NDA & Defence Exam Preparation Free Study Material, Notes, PYQs & Mock Tests - ThunderStudy is a free ThunderStudy study resource for focused exam preparation. Free NDA exam resources: Mathematics formula sheets, GAT General Ability Test notes, previous years solved papers, and mock practice tests.

Who is it for?

Students and exam aspirants preparing for NDA & Defence Exam Preparation Free Study Material, Notes, PYQs & Mock Tests, board exams, entrance tests or government recruitment exams.

What is included?

This page includes the notes, books, PYQs, formulas, sample papers, syllabus details or mock-test links listed in its main content.

Is it free?

Yes. ThunderStudy resources are provided free of charge and do not require a paid subscription or login.

How can I start?

Choose a subject, chapter, paper, download or mock test below, then follow the page instructions.

Trust and sources

Written/edited by: ThunderStudy editorial team, maintained by Wondermayank.

Last reviewed: 2026-09-27 · Exam year: Current exam cycle

Sources used: Official exam-body references where cited, plus the linked source material on this page.

Corrections: Report an error or broken link · Policy: Read the editorial policy