AM AM Electrical Systems & Avionics

Question 1

What is the standard voltage for most general aviation aircraft DC electrical systems?

Accepted Answer

28 volts

Answer

12 volts

Answer

24 volts

Answer

48 volts

Question 2

Which FAR part governs the airworthiness standards for aircraft electrical equipment?

Accepted Answer

FAR Part 23

Answer

FAR Part 21

Answer

FAR Part 65

Answer

FAR Part 91

Question 3

What type of wire is required in aircraft electrical systems to prevent fire hazard in fuel tank areas?

Accepted Answer

Teflon-insulated wire

Answer

PVC-insulated wire

Answer

Aluminum wire

Answer

Bare copper wire

Question 4

An ammeter that reads on the discharge side of zero indicates the aircraft battery is:

Accepted Answer

Discharging to supply the bus

Answer

Being charged by the alternator

Answer

Fully charged and at rest

Answer

Disconnected from the bus

Question 5

What is the primary purpose of a current limiter in an aircraft electrical circuit?

Accepted Answer

Protect wiring from overload

Answer

Regulate voltage output

Answer

Increase circuit ampacity

Answer

Balance multiple bus bars

Question 6

When bonding aircraft components, what maximum resistance is typically allowed between bonded parts?

Accepted Answer

0.05 ohm

Answer

0.001 ohm

Answer

0.003 ohm

Answer

1.0 ohm