Why are turbojets not used anymore?
Why are turbojets not used anymore? Turbojets have poor efficiency at low vehicle speeds, which limits their usefulness in vehicles other than aircraft. Turbojet engines have been used in isolated cases to power vehicles other than aircraft, typically for attempts on land speed records.
What is the simplest jet engine?
Ramjet – A ramjet engine is the simplest type of jet engine since it has no moving parts. The engine is a specially shaped duct open at both ends, with the air necessary for combustion being compressed by the forward motion of the engine.