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AIRFRAME 13
Aircraft Electrical Systems
| Question | Answer |
|---|---|
| What type of circuit breaker should not be used in aircraft? | Automatic reset-type circuit breakers |
| When should a switch be derated from its nominal rating? | When used with high rush-in circuits, inductive circuits, and direct current motors |
| Where is the white position / navigation light mounted? | On the tail, visible from the rear |
| What color is a left wing tip position light? | Red |
| What factors are considered when selecting wire size for electrical power? | Allowable power loss, permissible voltage drop, and current carrying ability |
| When do D.C. motors draw several times their rated current? | When starting |
| How long should boning jumper wires be? | As short as possible |
| What hardware is used to make bonding or grounding connections to a structure of dissimilar metals? | A washer of suitable material should be used so that corrosion will occur on the washer |
| What should be done to a conduit end when fittings are not used? | It should be deburred to prevent wire insulation damage |
| What size electrical conduit should be used? | Twenty-five percent larger than the maximum diameter of the wire bundle |
| When is circuit breaker designed to open? | When an overload or circuit fault exisists |
| What controls the output voltage of an alternator? | A Generator Control Unit (GCU) |
| How many terminal lugs can be put on a single terminal strip in an aircraft? | Four |
| How can a particular wire in a bundle be identified? | By the identification code on the wire |
Created by:
Chisum
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