Sensors

What type of sensor is commonly used to measure temperature in weather forecasting and home thermostats?

• Proximity sensor

• Motion sensor

• Infrared sensorUltrasonic sensor

• Thermocouple sensor

In home security systems, what type of sensor is often used to detect motion within a room?

• Light sensor

• Sound sensor

• PIR (Passive Infrared) sensor

• Pressure sensor

In industrial automation, which sensor is used to detect the presence or absence of an object on a conveyor belt?

• Light sensor

• Proximity sensor

• Ultrasonic sensor

• Pressure sensor

Which sensor is used in parking assist systems in cars to detect obstacles and provide alerts to the driver?

• Ultrasonic sensor

• Light sensor

• Proximity sensor

• Pressure sensor

Which sensor is commonly used in smartphones for detecting the ambient light and adjusting the screen brightness accordingly?

• Temperature sensor

• Gyroscope sensor

• Sound sensor

• Light sensor

What is the primary purpose of a pH sensor?

• Measure temperature

• Detect humidity

• Measure acidity or alkalinity

• Monitor pressure

In an IoT device, after a sensor communicates with a controller, what component makes the physical change?

• 1. Actuator

• 1. Benefactor

• 1. Capacitor

• 1. Networker

What does a sensor take as its input?

• An electrical property

• A physical property

• A mechanical property

• A program property

Which type of sensor is commonly found in smartphones for touch input?

• Light sensor

• Proximity sensor

• Temperature sensor

• Sound sensor

Which sensor is typically used in robotics to help robots navigate and avoid obstacles?

• Ultrasonic sensor

• Barometric sensor

• Motion sensor

• Gyroscope sensor