(21D)[ "Flight Procedures Trainers" means a device which provides a realistic flight deck environment, and which simulates instrument responses, simple control functions of mechanical, electrical, electronic and the like, aircraft systems, and the performance and flight characteristics of aircraft of a particular class; [Inserted by Notification No. G.S.R. 289(E), dated 08.04.2022 (w.e.f. 23.03.1937).]
