Doplnění k Bellu X-1:
"The aircraft was modified to feature an all-moving tailplane that allowed it to pass through the sound barrier safely."
Zdroj: http://en.wikipedia.org/wiki/Bell_X1
Jinak důvod je uveden zde: http://en.wikipedia.org/wiki/Tailplane
Citace: "Supersonic aircraft now have all-moving tailplanes to counteract the Mach tuck when breaking the sound barrier and maintain maneuverability above the speed of sound. While technically called a stabilator, this configuration is often referred to as an "all-moving" or "all-flying" tailplane." |
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