Automotive Transducers and Sensors

What is the primary function of a transducer in an automotive system?

• To convert electrical energy into mechanical energy

• To convert physical quantities into electrical signals

• To store electrical energy

• To control fuel injection

Which type of sensor measures the rotational speed of the engine?

• Temperature sensor

• Pressure sensor

• Active sensor

• Position sensor

What does a throttle position sensor (TPS) measure?

• Engine temperature

• Throttle valve position

• Fuel pressure

• Exhaust gas composition

Which component is used to control the flow of fuel in an engine?

• Fuel injector

• Oxygen sensor

• Knock sensor

• MAP sensor

What is the main purpose of an oxygen sensor in a vehicle?

• To measure fuel pressure

• To detect engine knock

• To monitor exhaust gas composition

• To measure air intake temperature

Which actuator is commonly used to control the position of the throttle in an electronic throttle control system?

• Solenoid

• Stepper motor

• Hydraulic actuator

• Pneumatic actuator

What does a MAP sensor measure?

• Manifold absolute pressure

• Mass air flow

• Engine coolant temperature

• Throttle position

Which type of sensor might have three wires?

• Active sensor

• Passive sensor

What is the function of a knock sensor?

• To measure engine speed

• To detect engine knocking

• To monitor fuel level

• To control ignition timing

Which type of actuator is used in an anti-lock braking system (ABS)?

• Solenoid

• Stepper motor

• Hydraulic actuator

• Pneumatic actuator