Multiple choice general knowledge math & puzzles

Who invented Jet Engine?

  1. Sir Frank Whittle

  2. Gottlieb Daimler

  3. Roger Bacon

  4. Lewis E. Waterman
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Sir Frank Whittle was an English Royal Air Force engineer officer who is credited with single-handedly inventing the turbojet engine, receiving his first patent in 1930. Gottlieb Daimler worked on high-speed petrol engines, and Waterman invented the fountain pen.

Keep practicing — related questions