Electronics and Sensor Quiz

What is a datasheet?

• A document containing technical information about an electronic component

• A tool for measuring electrical properties

• A type of electronic circuit

• A software program for designing circuits

What is the primary use of a multimeter?

• To cut wires

• To strip wire insulation

• To solder components together

• To measure voltage, current, and resistance

What type of temperature sensor requires contact with the object?

• Thermocouples

• IR Temperature Sensor

• Optical Pyrometer

• Non-Contact Type

Which of the following is a non-contact temperature sensor?

• Thermistor

• Thermocouple

• Resistance Temperature Detector (RTD)

• Infrared Temperature Sensor

What is the main function of a PIR sensor?

• To generate electricity

• To measure temperature

• To detect motion using infrared light

• To control motor speed

What is the primary application of a servo motor?

• To detect motion

• For precise control in robotics

• To measure temperature

• To control the speed of a fan

Which sensor detects the presence of light?

• Light Sensor

• Proximity Sensor

• Temperature Sensor

• Motion Sensor

Which type of proximity sensor detects only metal objects?

• IR Proximity Sensor

• Inductive Proximity Sensor

• Capacitive Proximity Sensor

• Ultrasonic Proximity Sensor

What is the main principle behind ultrasonic sensors?

• Detecting changes in light

• Using sound waves to detect objects

• Measuring electrical resistance

• Detecting infrared radiation

What is the primary function of a soldering iron?

• To strip wire insulation

• To cut wires

• To solder components and wires together

• To measure electrical properties