AMT AMT Avionics & Electrical Systems 2

Question 1

Which component in an aircraft charging system converts mechanical energy into electrical energy?

Accepted Answer

Alternator or generator

Answer

An alternator or generator is driven by the engine and converts mechanical rotational energy into electrical energy to power the aircraft systems and charge the battery.

Question 2

What does the acronym 'ADF' stand for in aircraft avionics?

Accepted Answer

Automatic Direction Finder

Answer

ADF stands for Automatic Direction Finder, a navigation radio that uses a low-frequency/medium-frequency signal to determine bearing to a ground station.

Question 3

Before performing maintenance on an aircraft avionics system, what is the first action an AMT should take?

Accepted Answer

Disconnect the battery and de-energize the system

Answer

Disconnecting the battery and de-energizing the electrical system is the required first step to prevent electrical shock and equipment damage during avionics maintenance.

Question 4

What is the function of a VOR receiver in an aircraft?

Accepted Answer

Receives VHF omnidirectional range signals for navigation

Answer

A VOR receiver picks up VHF signals from ground-based VOR stations, allowing the pilot to determine their radial position relative to the station for navigation.

Question 5

Which document must be completed after any avionics installation or alteration on a certificated aircraft?

Accepted Answer

FAA Form 337 (Major Repair and Alteration)

Answer

FAA Form 337 must be completed and filed for any major repair or alteration, including most avionics installations, on US-certificated aircraft.

AMT - Certified Aircraft Maintenance Technician Practice Test

AMT - Certified Aircraft Maintenance Technician Practice Test

AMT AMT Avionics & Electrical Systems 2