Test yourself: 5 hard theory questions, free Airspace, weather, regs and aerodynamics, FAA-style — instant score, every answer explained. No signup.
Free testmediumelectrical-systems
A bus tie breaker (BTB) is used to:
A
Regulate voltage
B
Connect or disconnect AC buses to allow split or parallel operation
C
Protect against lightning strikes
D
Control battery charging
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See where you stand: 5 hard questions, instant score, every answer explained.