Test yourself: 5 hard theory questions, free Airspace, weather, regs and aerodynamics, FAA-style — instant score, every answer explained. No signup.
Free testmediumweather-considerations
Volcanic ash is a significant flight planning hazard because:
A
it only causes poor visibility
B
it only affects propeller aircraft
C
it is always visible
D
it can damage engines, pitot tubes, and windscreens and is undetectable on radar
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See where you stand: 5 hard questions, instant score, every answer explained.