Auto Tech l Final

Two technicians are discussing the measurement shown in the picture below. Technician A states that the measured value indicates that the switch is operating normally. Technician B states that the measured value indicates the switch has failed and should be replaced. Which technician is correct?

• Technician A

• Technician B

• Both

• Neither

All these statements are true about protection devices EXCEPT:

• a. fuses and fusible links are sacrificial.

• b. circuit breakers can be reset.

• c. you should always replace fuses and fusible links with higher rated ones.

• d. protection devices are designed to prevent excessive current from flowing.

Two technicians are discussing SRS systems. Technician A says that if the battery is destroyed in the accident, that capacitors within the control unit supply the SRS with electricity. Technician B says that some SRS systems use a switch in the passenger seat to determine whether the passenger side air bag should be deployed. Who is correct?

• a. Technician A

• b. Technician B

• c. Both

• d. Neither

What materials make a good insulator?

• a. Copper & aluminum

• b. Ceramic & plastic

• c. Both

• d. Neither

How are the stop lamp bulbs connected in relation to each other?

• a. In parallel.

• b. None of these answers.

• c. In series/parallel.

• d. In series.

To conduct a 'continuity' test with an ohmmeter, circuit power is:

• a. fused.

• b. disconnected.

• c. either connected or disconnected. It doesn't matter.

• d. connected.

Two technicians are discussing a vehicle's charging system running at 17.2 volts. Technician A says it is normal for newer vehicles to run a higher voltage like that. Technician B says a faulty voltage regulator could cause that condition. Who is correct?

• a. Technician A

• b. Technician B

• c. Both Technicians A and B

• d. Neither Technician A nor B

Which of the following is NOT normally required as part of headlight adjustment?

• a. Checking the brake lights.

• b. Checking the tire pressure.

• c. Checking for abnormal vehicle loading.

• d. Check the high and low beam bulb operation.

Technician A says amperage cannot exist without both voltage and resistance. Technician B says if amperage is high, then you know that one of two conditions is present low voltage or high resistance. Who is correct?

• a. Technician A

• b. Technician B

• c. Both Technicians A and B

• d. Neither Technician A nor B

Which motor type is not commonly used in the automotive industry?

• a. Piezoelectric moter

• b. Stepper motor

• c. Brushless DC motor

• d. Permanent magnet type motor