Automotive Knowledge

What is the purpose of engine oil in a car?

• To clean the car's exterior

• To increase fuel efficiency

• To cool down the engine

• To lubricate the engine's moving parts and reduce friction.

Which of the following is NOT a component of the brake system?

• brake caliper

• brake fluid

• brake rotor

• brake pedal

What is the purpose of the alternator in a car?

• The purpose of the alternator in a car is to convert electrical energy into mechanical energy.

• The purpose of the alternator in a car is to regulate the temperature of the engine.

• The purpose of the alternator in a car is to convert mechanical energy into electrical energy.

• The purpose of the alternator in a car is to control the air conditioning system.

What is the function of the radiator in a car?

• To cool down the engine

• To increase fuel efficiency

• To provide air conditioning

• To heat up the engine

Which of the following is a sign of a worn-out brake pad?

• Increased stopping power

• Smooth braking

• Burning smell

• Squeaking or grinding noise

What is the purpose of a spark plug in an engine?

• To cool down the engine

• To increase fuel efficiency

• To ignite the air-fuel mixture

• To reduce emissions

Which of the following is a symptom of a faulty ignition coil?

• Engine misfires

• Transmission failure

• Loss of power steering

• Excessive fuel consumption

What is the purpose of a serpentine belt in a car?

• To provide traction for the tires

• To regulate the temperature of the engine

• To improve fuel efficiency

• To drive multiple engine components

Which of the following is a sign of a failing fuel pump?

• Engine misfires

• Excessive fuel consumption

• Loss of power while accelerating

• Difficulty starting the engine

What is the purpose of the ABS system in a car?

• To enhance the sound system

• To increase fuel efficiency

• To prevent wheel lock-up during braking

• To improve acceleration