What rotor configuration did the Vought-Sikorsky VS-300 pioneer?
Single Rotor
Tandem Rotor
Coaxial Rotor
Main-Tail Rotor
Answer
The Vought-Sikorsky VS-300 pioneered the main-tail rotor configuration, which is used by most helicopters today. This design innovation greatly improved the stability and control of helicopters, making them more practical for a wide range of uses.
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