On what altitude did Yeager fly the Bell X-1 at Mach 1?
30,000 ft
40,000 ft
45,000 ft
55,000 ft
Answer
Yeager flew the Bell X-1 at Mach 1 at an altitude of 45,000 feet. This was a significant achievement, as it was the first time that a manned aircraft had broken the sound barrier. Yeager's feat paved the way for future supersonic flight and helped to usher in a new era of aviation.
Racing the Sound Barrier: The Chuck Yeager Quiz
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