FAA AMT (Aviation Maintenance Technician) Airframe Practice Exam

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Prepare for the FAA AMT Airframe Exam with our comprehensive quiz. This resource offers multiple-choice questions designed to enhance your knowledge and understanding of aviation maintenance concepts.

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In installations requiring alternating current from the battery generator system, what is necessary?

A capacitor
A transformer
An inverter
A rectifier

The correct answer is: An inverter

In installations requiring alternating current from the battery generator system, an inverter is necessary to convert the direct current (DC) provided by the battery generator system into alternating current (AC). An inverter is essential to enable the operation of AC-powered equipment using a DC power source. A capacitor is used to store and release electrical energy, but it does not convert DC to AC. A transformer is used to change the voltage level of an AC current but again does not convert DC to AC. A rectifier is used to convert AC to DC, which is the opposite function of what is needed in this scenario. Therefore, the correct answer is C, an inverter, as it is the component required to convert DC to AC in installations needing alternating current from the battery generator system.