Dear Aken,

The following are some of the books and also some preparation tips which can help you in the preparation for NDA:

• Books:

1. Chemistry: NCERT 11 and 12 Textbook
2. GS, History and Geography: Objective GK by Sanjiv Kumar, Class 11 and 12 Biology NCERT
3. Current Affairs: Pratoyogita Darpan, Manorama Year book , Famous News sites such as Print, News laundry and other news sites etc.
4. Maths: Quantitate Aptitude for Competitive Exams by RS Agarwal, NDA Entrance Exam by  ES Ramaswamy, Mathematics for NDA/NA by RS Agarwal etc

• Preparation Tips:
• Know your exam pattern and syllabus
• Prepare and maintain a study schedule
• Solve previous years Qps and Mock Test
• Link: https://competition.careers360.com/exams/nda

All the best