Question id 538 - Aircraft General Knowledge - Airframe, Systems, Powerplant - ATPL - Airline Transport Pilot license

Exciter Control Relay Opens.
Generator breaker opens.
Exciter control relay and the generator breaker open.
Exciter Control Relay, The Generator Breaker And The Tie Breaker Open.

Training tests and timed exam simulations ATPL - Airline Transport Pilot license