Quiz on Sensors and Transducers

What is the primary function of a sensor?

• To generate electrical energy

• To detect changes in ambient conditions

• To store data

• To amplify signals

Which of the following is an example of a temperature sensor?

• Photometer

• Barometer

• Thermometer

• Accelerometer

What does the term 'transducer' refer to?

• A device that amplifies sound

• A device that stores data

• A device that only measures temperature

• A device that converts one form of energy to another

What type of output do analog sensors produce?

• Discrete signals

• Continuous output signals

• Digital signals

• Binary signals

What is a characteristic of a temperature sensor?

• Sensitive to light

• Sensitive to pressure

• Sensitive only to temperature

• Sensitive to humidity

What is hysteresis error in sensors?

• Error caused by external interference

• Error caused by previous input values

• Error due to signal amplification

• Error due to temperature fluctuations

Which of the following is NOT a physical quantity measured by analog sensors?

• Voltage

• Speed

• Pressure

• Temperature

What happens when a sensor exceeds its full scale range?

• It stops functioning

• It reaches a minimum or maximum output

• It produces a constant output

• It continues to measure accurately

What type of sensor converts atmospheric pressure to electrical signals?

• Thermocouple

• Gyroscope

• Barometer

• Accelerometer

What is the main difference between analog and digital sensors?

• Analog sensors produce discrete signals

• Digital sensors are less sensitive

• Digital sensors produce continuous signals

• Analog sensors produce continuous output signals