Mach Number Explained: What It Is and Why Pilots Use It
Pilot Institute
JULY 11, 2025
For most aircraft with highly cambered wings or thick profiles, airflow accelerates over the top of the wing. Ailerons can suffer from a phenomenon called “aileron buzz” or control reversal at high Mach. So you might be flying at, say, Mach 0.85 It’s not just the tail that experiences control issues.
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