ASE Mechanical & Electrical Components 2

Question 1

A vehicle's battery reads 12.2 volts at rest. What is its approximate state of charge?

Accepted Answer

50%

Answer

75%

Answer

100%

Answer

25%

Question 2

Which tool is best for measuring excessive resistance (voltage drop) in a starter cable?

Accepted Answer

Voltmeter set across the cable while cranking

Answer

Test light

Answer

Compression gauge

Answer

Vacuum gauge

Question 3

A whining noise from the alternator that rises with engine speed most likely indicates:

Accepted Answer

Worn bearings

Answer

A dead battery

Answer

A blown fuse

Answer

Loose battery terminals

Question 4

What does a parasitic draw test measure?

Accepted Answer

Current drawn with the ignition off

Answer

Charging voltage at idle

Answer

Starter amperage

Answer

Belt tension

Question 5

Which component converts the alternator's AC output into DC for the vehicle?

Accepted Answer

Rectifier diodes

Answer

Voltage regulator

Answer

Rotor

Answer

Slip rings

Question 6

A starter that clicks but does not crank, with a good battery, most likely has:

Accepted Answer

A faulty starter solenoid or high resistance

Answer

A blown headlight fuse

Answer

A bad alternator

Answer

Low coolant

Question 7

When using a digital multimeter to check a fuse in-circuit, you should set it to:

Accepted Answer

Voltage and check for drop across the fuse

Answer

Resistance with circuit powered

Answer

Frequency

Answer

Temperature