Multiple choice

The jet plane engine works on the principle of

  1. Linear momentum

  2. Mass

  3. Angular Momentum

  4. None of these

Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Jet engines work on Newton's third law (action-reaction) which is based on conservation of linear momentum. The engine expels mass (high-velocity exhaust gases) backward, generating forward thrust. This is fundamentally about linear momentum change.