Aviation and rotorcraft: What did Igor Sikorsky invent and pioneer in practical, modern form? Focus on his most famous contribution to powered flight technology. Choose the correct invention.
General Knowledge
Inventions
Difficulty: Easy
Choose an option
Answer
Correct Answer: Helicopter (single-main-rotor, tail-rotor configuration)
Explanation
Given data
- We must identify Igor Sikorsky's key invention.
Concept / ApproachIgor Sikorsky is renowned for developing the practical helicopter, especially the single-main-rotor with tail-rotor layout (e.g., VS-300, R-4).
Step-by-step reasoningParachutes, jet engines, and rigid airships are associated with other inventors; Sikorsky's principal contribution is the helicopter.
Final AnswerHelicopter (practical single-rotor configuration).