AMT Aviation Maintenance Technician Exam

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A technician is troubleshooting a circuit that repeatedly trips its protective device shortly after being reset. The aircraft is in a high-vibration environment. Which of the following is the most likely cause?

A faulty circuit breaker. An intermittent short to ground in the wiring. The battery is overcharged. The load on the circuit is too low.

Correct Answer:

An intermittent short to ground in the wiring.

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