Soviet MIG-21. This supersonic fighter aircraft was used in conflicts such as the Vietnam War. It has an adjustable conical spike air intake (green),designed to compress and slow the incoming supersonic airstream efficiently to subsonic speed before entering the aircraft's jet engine. Photographed at the Deutsche Space Exhibition,Morgenrothe-Rautenkranz,Germany | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Van Ravenswaay, Detlev |
Taille de l’image : | 5315 px × 3543 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |