# Basics And Working Principles Of A Rocket Engine!!

Rocket Engine

Rocket engines are reaction engines that use only stored rocket propellant mass for forming its high speed propulsive jet. Fundamentally rockets are very simple designs, but incredibly complex to design and build.

## Basics And Working Principles Of A Rocket Engine!!

The working principle of a rocket engine is that the fuel contained within the body of the rocket goes through a chemical reaction as it comes out of the end of the rocket. This reaction then causes thrust and propels the rocket forward.

Most rocket engines are internal combustion engines, although non-combusting forms also exist.

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