Question

a jet engine works on principal of

Answer 1

It acts on the principle of action and reaction

Answer 2

HERE IS YOUR ANSWER
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a jet engine works on the principle of conversation of linear momentum .in jet engines, a large volume of gases produced by the combustion of fuel is allowed to escape through a jet in the backward direction .go to the very high speed of velocity, the backward Russian gases have a large momemtum.

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