Jet engine: Identify the first person to patent a turbojet engine. Full question: Who was the first person to patent the jet engine? Choose the correct option.

Difficulty: Easy

Frank Whittle
Hans von Ohain
Robert Goddard
Hiram Maxim

Correct Answer: Frank Whittle

Explanation:

Given data

Focus: First patent for a turbojet engine.

Reasoning
Royal Air Force officer Frank Whittle filed and received a UK patent for a turbojet in 1930. Hans von Ohain independently developed a working turbojet later in Germany, but Whittle's was the first patent.

Common pitfalls
Conflating first patent (Whittle) with first flight of a jet-powered aircraft in Germany (Ohain's Heinkel He 178).

Final Answer
Frank Whittle.

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