When to Use Turbojet?

Fighter jets with afterburners onboard also cannot use high-bypass-ratio fan engines as airliners do. Turbofans are best reserved for aircraft that operate between 300 and 600 knots, while turbojets can be used at speeds far exceeding these limits.

What uses a turbojet?

Turbojets. Jet engines are used to propel commercial airliners and military aircraft. The simplest version of aircraft jet engines is a turbojet. Turbojets were used on the first jet powered aircraft, the German Messerschmidt Me 262 used in World War II.

Why are turbojet engines used?

Turbojets can be highly efficient for supersonic aircraft. 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.