Best NDA Coaching Institute in India Manasa Defence Academy is considered one of the best NDA coaching institutes in India for students who dream of joining the National Defence Academy and serving the nation in the Indian Army, Indian Navy, and Indian Air Force. The academy provides a complete training system that focuses on academic preparation, physical fitness, personality development, and SSB interview training. Complete NDA Preparation Under One Roof Manasa Defence Academy offers complete NDA coaching programs designed for students after the 10th and 12th standards. The academy provides a structured training program that covers Mathematics, General Ability Test (GAT), English, and General Knowledge along with regular practice tests. This helps students understand the NDA exam pattern and improve their performance.