Wing Commander Man Mohan Sinha was the first Chief Instructor-in-Charge of the Doctrine Development Wing at Joint Air Warfare School. During his tenure at Joint Air Warfare School, he visited numerous forward Bases and Wings and updated all Tactical Air Force Doctrine being formulated and taught at the Institution. When he was attached to Advance Headquarters Western Command during the India-Pakistan conflict of December, 1971, he helped in setting up the Joint Army Air Operation Centre at the Command Headquarters, which was responsible for planning and controlling all tactical Air Operations in the Western Theatre under Headquarters Western Air Command. During the actual operations, he worked with ceaseless devotion and total disregard to his personal comfort, His untiring efforts, thorough knowledge of the tactical air situations and constant devotion to his assigned duties, earned him the respect and admiration of his colleagues and subordinates alike.

Throughout, Wing Commander Man Mohan Sinha displayed courage, leadership and devotion to duty.