Test yourself: 5 hard theory questions, free Airspace, weather, regs and aerodynamics, FAA-style — instant score, every answer explained. No signup.
Free testhardgyroscopic-instruments
Gimbal lock in a conventional attitude indicator occurs when:
A
The aircraft exceeds Mach 1
B
The vacuum system fails
C
The aircraft banks beyond approximately 110° or pitches beyond 70-80°
D
The gyro spin speed drops below minimum
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See where you stand: 5 hard questions, instant score, every answer explained.