Quiz

Question 0

How is splicing generally done?

Answer 0

Through the use of a splicing sleeve

Question 1

What is the purpose of a junction box?

Answer 1

To house multiple terminal strips

Question 2

What is the purpose of bonding?

Answer 2

Bonding is used to produce continuity between different parts of the aircraft, so there is a complete path for return electrons

Question 3

What is splicing?

Answer 3

Attaching two conductors in a permanent way

Question 4

What must be done to splices if they are done in a bundle?

Answer 4

They must be staggered

Question 5

When is shielding used?

Answer 5

In areas where lines of flux cause disturbance with a particular component.

Question 6

What are three forms of circuit protectors?

Answer 6

Fuses, circuit breakers, current limiters.

Question 7

What is the purpose of circuit protection?

Answer 7

To protect the wiring, not the component.

Question 8

What causes a fuse to blow or a circuit breaker to trip?

Answer 8

Current

Question 9

What type must aircraft circuit breakers be?

Answer 9

Trip free type

Question 10

What is derating a switch?

Answer 10

Operating a device at less than it’s rated maximum power in order to prolong its life

Question 11

What type of circuit is a battery circuit?

Answer 11

Pre bus

Question 12

What type of system is a generator circuit?

Answer 12

A pre bus system

Question 13

What is the primary source of aircraft electrical power aside from the ignition system?

Answer 13

The generator circuit

Question 14

How many terminals does a generator have?

Answer 14

Two or three

Question 15

What is a type A connection?

Answer 15

A connection where the voltage regulator is connected between the field and the ground

Question 16

What is a type B connection?

Answer 16

A connection where the voltage regulator is connected between the field and the armature

Question 17

Why do A&Ps need to be aware of the two different kinds of connections?

Answer 17

Proper use and wiring of voltage regulator

Proper method of flashing the field

Question 18

What type of system is the alternator circuit?

Answer 18

A pre bus system

Question 19

What type of circuit is the landing gear circuit?

Answer 19

A post bus circuit

Question 20

What type of circuit is a starter circuit?

Answer 20

Both a pre bus and a post bus

Question 21

What are navigational lights required by?

Answer 21

14 CFR 91.205

Question 22

Must all three navigational lights be on one circuit?

Answer 22

Yes

Question 23

Are instrument lights required?

Answer 23

No

Question 24

What does a red indication light mean?

Answer 24

Immediate hazard, required immediate corrective action

Question 25

What does an amber indication light mean?

Answer 25

Unsafe condition, needs corrective measures soon.

Question 26

What does a green indication light mean?

Answer 26

Safe operation

Question 27

What is the purpose of load analysis?

Answer 27

To ensure that the battery is always being charged and that the wiring is not overloaded.

Question 28

Describe the process of load analysis.

Answer 28

Performing a load analysis consists of comparing the load of a system to the alternator/generator output capabilities, and the wiring and circuit protection capabilities.

Question 29

Describe the steps of inspecting electrical things

Answer 29

Consult manufacturers service manual Determine method of load monitoring is acceptable Do a complete operational check Check all components for security Check terminals for security, corrosion and continuity Check wiring for wear and proper routing, support clamping Check fuses and circuit breakers for proper size If necessary do a load analysis

Question 30

What is usually done when servicing components such as switches, relays, lights, terminals and terminal strips?

Answer 30

Remove and replace!

Question 31

What is an ohmmeter used for?

Answer 31

Checking resistance in a circuit, in a component, or continuity.

Question 32

What is a voltmeter used for?

Answer 32

Determining the voltage of a circuit, voltage dropper across a component, or voltage difference between two portions of a circuit

Question 33

What is an ammeter used for?

Answer 33

Measuring the current in a circuit

Question 34

What are the most common problems with circuits?

Answer 34

Open circuits Short circuits Low system voltage

Question 35

Describe the troubleshooting process for electrical

Answer 35

Gather all symptom info from customer Confirm problem exists as described Study understand proper operation of the system (Make a simple sketch of only the electrical circuit, or portion of the electrical circuit you are dealing with) Make a list of all probable causes Work through list from simplest/cheapest to most complex/expensive

Question 36

What are voltmeters usually used for?

Answer 36

Troubleshooting opens

Question 37

What are ohmmeters usually used to troubleshoot?

Answer 37

Shorts!