The most common jet propulsion engines flown are turbojet, turbofan and rocket.
From the en.wikipedia.org
A turbofan engine is a gas turbine engine that is very similar to a turbojet.
From the en.wikipedia.org
The relative simplicity of turbojet designs lent them to wartime production.
From the en.wikipedia.org
A typical axial-flow gas turbine turbojet, the J85, sectioned for display.
From the en.wikipedia.org
Its Allison 400 turbojet engine develops a take-off thrust of 4,600 Ibs.
From the time.com
The later TU-144D featured turbojet engines with comparable efficiency.
From the en.wikipedia.org
The mother ship is twin turbojet aircraft with a 25-metre wing span, called White Knight.
From the newscientist.com
The initial standard model was the 707-120 with JT3C turbojet engines.
From the en.wikipedia.org
The final Tu-144D model of which six were produced was powered by the Kolesov RD-36-51 turbojet.
From the en.wikipedia.org
More examples
Fanjet: an airplane propelled by a fanjet engine
Fanjet: a jet engine in which a fan driven by a turbine provides extra air to the burner and gives extra thrust
A jet engine that develops thrust solely from high-speed exhaust gases expelled from a turbine that drives a compressor
An aircraft having a jet engine in which the energy of the jet operates a turbine that in turn operates the air compressor.
Gas turbine engine in which the exhaust gases generate thrust.
The original designation for a "pure" jet engine whose power is solely the result of its jet exhaust.
Gas turbine engine in its simplest form, producing a high velocity jet efflux.
Turbojets are the oldest kind of general purpose jet engines. Turbojets consist of an air inlet, an air compressor, a combustion chamber, a gas turbine (that drives the air compressor) and a nozzle. ...
Most simplest and oldest type of jet engines, all air passes through the combustion chamber