Test yourself: 5 hard theory questions, free Airspace, weather, regs and aerodynamics, FAA-style — instant score, every answer explained. No signup.
Free testmediumhigh-speed
Above the critical Mach number, a normal shock wave on the wing causes:
A
Reduced drag
B
A sudden increase in drag (drag divergence), boundary layer separation, and possible buffet
C
Increased lift without penalty
D
Smoother airflow
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See where you stand: 5 hard questions, instant score, every answer explained.