Test yourself: 5 hard theory questions, free Airspace, weather, regs and aerodynamics, FAA-style — instant score, every answer explained. No signup.
Free testhardwake-turbulence
The RECAT-EU wake turbulence separation scheme uses how many categories?
A
3
B
4
C
8
D
6
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See where you stand: 5 hard questions, instant score, every answer explained.