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------------------------------------------------ **Objective:** After studying this chapter, you will be able to:

1. Compare automotive wire types and connectors.
2. Explain the effects of wire characteristics on resistance.
3. Perform a basic soldering repair.
4. Understand the different automotive wiring diagrams provided in vehicle service information.

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1. **Conductor surrounded by**:
For questions 2-7, match the following terms to the identifying phrases.

2. Has a single conductor inside its plastic insulation.

3. **The wire used in automotive circuits consists of a central**:
A. Rubber, braided
B. Metal, plastic
C. Wooden, fiberglass
D. Fluid, foam

4. Has numerous individual metal strands twisted together inside its insulation.

5. Has two or more individually insulated conductors or wires molded into one flat or round body of multicolor insulation.

6. Has a construction designed to carry low voltage to the components, circuits, and ECMs in a vehicle.
C. Motor-generator
D. All of the above.

7. Has a construction designed to carry high voltage (but little current) in the engine's ignition system.

8. Has a center conductor wire surrounded by a braided metal shield.

9. High-voltage (HV) power cables in a hybrid or electric vehicle carry electric current and high voltage to and from the vehicle's power control module and HV battery.
A. Dashboard electronics
B. Emission control system

10. **What color are hybrid or electric vehicle high-voltage power cables?**
A. Black
B. Red
C. Yellow
D. Orange

11. **Consist of copper foil bonded onto a plastic or fiber base to form a compact conductor.**
A. Open circuits
B. Printed circuits
C. Hydraulic circuits
D. Parallel circuits

12. **Conductor size limits how much**:
A. Voltage
B. Resistance
C. Current
D. Impedance

13. **Insulation**:
A. Secondary wire
B. Parallel wire
C. Solid wire
D. Primary wire
E. Coaxial cable
F. Stranded wire

14. A wire can carry without overheating.