Test yourself: 5 hard theory questions, free Airspace, weather, regs and aerodynamics, FAA-style — instant score, every answer explained. No signup.
Free testmediumpropellers
A constant-speed propeller maintains RPM by:
A
Varying engine power automatically
B
Adjusting blade pitch angle to match the power and airspeed conditions
C
Changing the number of active blades
D
Varying the propeller diameter
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See where you stand: 5 hard questions, instant score, every answer explained.