Exam 44: Automotive Wiring and Wire Repair

Wire A has a diameter of 0.032 inches. Wire B has a diameter of 0.102 inches and an AWG rating of 10. Which of these is MOST likely to be the AWG rating of Wire A?

Most braided ground straps are ________.

In automotive wiring systems, a terminal is made of ________.

Which type of fuse can handle up to 80 amps?

A braided wire running from the negative battery terminal to the body of a vehicle is known as a ________.

Which of these is the recommended gauge wire for automotive speakers?

A metric wire size of 2.0 mm² is equivalent to ________ AWG size.

Solder that has been properly applied will have a ________ appearance.

A PTC circuit protector prevents excessive current flow in a circuit by ________.

Thick wires have a ________ AWG rating than thin wires.

What is TRUE about the plastic conduit covering the wiring?

The skin effect involves ________ current flowing around the outside of a circuit.

The braiding of wire effectively ________ the creation of AC current around the conductors.

Metric wire size is measured in units of ________.

Most automotive circuits, except for some ignition components, use ________ wire.

Why is thick wire used for the battery-starter circuit?

A 20 amp fuse is normally what color?

Which of these wires is MOST likely used for starter motor high current circuits?

Technician A says that copper jumper cables are better than aluminum jumper cables. Technician B says that aluminum jumper cables are better than copper jumper cables. Which technician is correct?

Which metal is the best conductor of electricity?