cameroon gce intermediate level 2026 electrical and electronic technology 1

Automotive Electrical Systems Practice Questions

Test your knowledge on automotive electrical components, circuits, and battery maintenance with these 14 multiple-choice questions.

Question 1

Electrical horns primarily operate on the principle of:

• A. electromagnetic induction.

• B. vibrating diaphragm.

• C. hydraulic pressure.

• D. compressed air.

Question 2

What prevents the starter motor from overheating during prolonged use?

• A. cooling fan

• B. thermal fuse or overload protection

• C. intermittent relay

• D. lubrication of motor

Question 3

One type of pump commonly used in wind screen washer circuit is a/an:

• A. Centrifugal pump.

• B. Rotational pump.

• C. Electric motor -drive pump.

• D. Manual pump.

Question 4

Component that acts as a switching device within a starter motor is the:

• A. commutator.

• B. solenoid.

• C. pinion drive.

• D. fork.

Question 5

Primary function of high-beam headlights is to:

• A. provide a focused beam of light in close proximity.

• B. illuminate a long distance ahead on poorly lighted roads.

• C. warn other drivers of danger.

• D. reduce glare during foggy conditions.

Question 6

What color are the tail lights on most vehicles?

• A. Red.

• B. White.

• C. Yellow.

• D. Blue.

Question 7

Ignition coils produce a high voltage using the principle of:

• A. electromagnetic induction.

• B. electromagnetic repulsion.

• C. magnetic hysteresis.

• D. Eddy currents.

Question 8

A good alternator’s voltage ranges from:

• A. 9-10 volts.

• B. 11-12 volts.

• C. 13.5-14.5 volts.

• D. 16-17 volts.

Question 9

A lead acid battery’s voltage depends on the following EXCEPT:

• A. discharge rate.

• B. density of electrolyte.

• C. temperature.

• D. charge rate.

Question 10

Magnetic flux is measured in:

• A. Tesla.

• B. Weber.

• C. Newton.

• D. Ampere.

Question 11

Airbag reduces injuries during collision by:

• A. absorbing the force of impact.

• B. ejecting passengers from the cars.

• C. hardening the seats.

• D. increasing the vehicle speed.

Question 12

When the ABS system is activated:

• A. the brakes lock completely.

• B. the brake pressure is modulated to prevent wheel lock-up.

• C. the car speeds up automatically.

• D. the steering becomes unresponsive.

Question 13

Lamp 1 and lamp 2 shown in the circuit of Figure 1 are connected in:

(Refer to Figure 1 in image_5faae3.jpg – showing a parallel automotive lighting schematic with a fuse, switch, and multiple current paths)

• A. parallel.

• B. series.

• C. parallel-series.

• D. mixed.

Question 14

Sulphation in a lead acid battery occurs due to:

• A. heavy charging.

• B. fast charging.

• C. incomplete charging.

• D. trickle charging.

Tips for WordPress Optimization:

• Image Tip: Crop the wiring diagram labeled Figure 1 from the lower right of image_5faae3.jpg and embed it directly above Question 13 so students can analyze the circuit paths easily.

• Categories: Automotive Electricity, Vehicle Electronics, Automotive Engineering.