Test yourself: 5 hard theory questions, free Airspace, weather, regs and aerodynamics, FAA-style — instant score, every answer explained. No signup.
Free testeasyballast
The disadvantage of using ballast is:
A
it improves fuel efficiency
B
it reduces the available payload
C
it has no disadvantage
D
it always moves CG aft
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See where you stand: 5 hard questions, instant score, every answer explained.