NCC troop of Radhamadhab College started in the year 2003 with 52 cadets. In the month of December 2003, 20 cadets participated in the Annual Training Camp (A.T.C.) at Masimpur and all of them were awarded ATC Certificate. One cadet was selected for Trekking from this camp. In the year 2004, 17 cadets passed the 'B' Certificate exam held at N.I.T., Silchar. Three cadets participated in the National Integration Camp held at Jorhat in the year 2005. Two cadets appeared in the 'C' certificate exam 2006, held at N.I.T., Silchar, the result for which is still awaited. Six cadets participated in the pulse-polio programme under Borjalenga Primary Health Care Centre in the year, 2005. The Cadets of this troop cleans the college campus once in a year and also they shoulder the responsibility of maintaining the discipline during the various programmes of the College.

To encourage games and sports, the college has set up a committee with name and style "Games and Sports Committee". The committee organizes various sports events throughout the year. In 2004, the sports committee organized a seminar on "Sports as a Career Option" to encourage students to undertake sports as a career. An Inter-college Table Tennis Tournament was organized by the sports committee in 2005. The Games & Sports Committee of Radhamadhab College is affiliated to District Sports Association, Cachar District. In 2006, a Gymnasium has been set-up in the college with the financial assistance from the ministry of Sports & Youth Affairs, Government of India. Gymnasium is looked after by the sports committee.