Automotive Electrical Technology Quiz

Describe the construction and operation of a lead-acid and maintenance free battery.

Show the right procedures of maintenance, charging and testing battery system faults.

What is the primary purpose of a charging system?

• To recharge the battery

• To supply high current to start the engine

• To maintain battery voltage

• To power electrical components

How is voltage induced in a wire?

• By moving through a magnetic field

• By connecting to a battery

• By using a diode

• By rotating the wire

What type of current is produced by an AC generator?

• Direct current

• Alternating current

• Static current

• Pulsating current

What is rectification?

• Converting AC to DC

• Converting DC to AC

• Storing electrical energy

• Generating electricity

What does a voltage regulator do?

• Controls the voltage output

• Increases the battery charge

• Decreases the engine speed

• Generates electricity

What is the function of diodes in an alternator?

• To allow current to flow in one direction

• To increase voltage

• To store energy

• To generate AC

What happens to the current flowing to the rotor coil when the alternator is turning at a high rpm?

• It increases

• It decreases

• It remains constant

• It stops

What is the relationship between the current generated in the coil and the position of the magnet?