?How do infrared sensors work
They process sound waves from the environment
They detect the reflection of laser beams
They emit infrared rays and receive the returning rays after they bounce off an object
They use cameras to analyze images
?What do sensors help robots do
Hear, see, sense, and touch objects around them
Store large amounts of data
Think and make human-like decisions
Predict future events
?Why are sensors considered the "eyes and ears" of machines
They replace all human functions in a machin
They provide machines with human intelligence
They help machines store large amounts of data
They allow machines to understand and respond to environmental changes
?Which sensor type is best for detecting objects in low-light conditions
Visible light sensors
Sound sensors
Infrared sensors
Distance sensors
?Which device relies on visible light sensors for operation
A thermometer
A parking distance sensor
A robot vacuum cleaner
A self-driving car camera
?What would happen if robots did not have sensors
They would be able to function normally
They would store more data than usual
They would be like a person walking with closed eyes and covered ears
They would become more intelligent
is the main purpose of the signal conversion step in sensors........
Send the signals to another device
Turn off the sensor
Convert the information into electrical signals
Display the results
?Where are infrared sensors most commonly used
Geological surveys
Industrial manufacturing
Consumer electronics
Self-driving cars
Factors that determine the choice of a sensor for a particular application
Brand of the device
Size of the device
Color of the device
Environment and required accuracy
sensors are used to turn on lights when someone enters the room........
Smart car
Smartphone
Smart Home Lighting System
Smart Watch
hich of the following devices uses ultrasonic sensors to detect and avoid obstacles
Smartwatches
Vacuum cleaner robots
Traffic lights
Digital thermometer
?What is the function of sensors in machines and devices
They sense changes in the environment and convert them into signals
They create new energy for machines
They communicate directly with humans
They store data permanently in a machine
One of the sensors that are used to measure distance using high frequency
.............sound waves is
Motion sensors
Laser rangefinders
Ultrasonic sensors
?Which type of sensor helps a robot detect movement and changes in direction
Special Sensors
Motion Sensors
Sound Sensors
Light Sensors
.......The main function of the sensor is
Display images
Store data
Capture environmental changes and convert them into signals
Produce sound
is the practical use of motion sensors in games...........
Track the movements of players
Change the volume
Improve the sound quality
Adjust the brightness of the screen
?Which of the following sensors does NOT rely on infrared technology
Heat detectors
are commonly used in remote controls.........
Light sensors
?Why are sensors important for robots
They allow robots to think like humans
They help robots recognize their surroundings and respond appropriately
They help robots store large amounts of data
They make robots perform tasks without any instructions
?Which of the following is an application of visible light sensors
Parking sensors in cars
Heat detection in electronics
Ground scanning for archaeological research
Self-driving car cameras to detect other cars, pedestrians, and traffic signals
........A common application of sensors is the use of infrared in
Remote controls
Smartphones
3D scanning
Vacuum cleaners
?How do industrial vision systems use visible light sensors
They inspect products and identify errors
They track sound waves in a factory
They assist in voice recognition
They measure temperature fluctuations
?How do ultrasonic sensors calculate the distance to an object
By counting the number of objects in the area
By measuring the time it takes for the sound wave to return after bouncing off the object
By detecting the object's color
By tracking the object's movement over time
?Which of the following is NOT a function of sensors
Sensing environmental changes
Storing signals permanently in memory
Transmitting data to another device
Converting signals into electrical data
?What is the final step in how sensors work
Transmitting signals to another device
Converting information into signals
Storing signals in the sensor permanently
?Where are light sensors commonly used in robots
In robots that operate in places with variable light conditions
In robots that measure temperature
In robots that detect sounds
In robots that store information
?How do laser rangefinders compare to ultrasonic devices
They work at the same accuracy but have a shorter range
They are less accurate than ultrasonic devices
They detect colors instead of distance
They have higher accuracy and a longer range
?What happens during the Signal Conversion step in sensors
The sensor detects environmental changes
The sensor sends information to another device
The sensor converts captured data into electrical signals
The sensor stops working
?In which environment are light sensors useful
In dark rooms
In underwater environments
In places with variable lighting conditions
In noisy factories
?Which of the following is an application of laser rangefinders
Motion detection systems
Augmented reality systems
3D laser scanners for creating 3D models of spaces
Self-driving car cameras
?How do ultrasonic sensors help vacuum cleaner robots
They locate furniture and obstacles to avoid collisions
They detect dust particles in the air
They reduce the noise made by the robot
They increase the robot's cleaning speed
?Which industry benefits from laser rangefinders for high-accuracy measurements
Cooking
Entertainment
Music production
...........The first step in the operation of the sensor is
Transduction
Sensing
Transmitting
Displaying
hich of the following is an example of how ultrasonic sensors are used in industrial applications
Measuring air pressure
Detecting the weight of an object
Measuring the level of fluids in tanks and reactors
Controlling the temperature of a system
?What is the working principle of visible light sensors
They use digital cameras to analyze images and determine distances
They use infrared rays to measure distances
They emit laser beams and measure return time
They detect sound waves from surrounding objects
?What is the main function of distance sensors in robots
Controlling the robot's power supply
Measuring the speed of the robot
Detecting temperature changes
Measuring the distance between the robot and surrounding obstacles
?What is the first step in how sensors work
Signal Conversion
Displaying results
Transmission
?How are laser rangefinders used in geological and archaeological surveys
They scan the ground to collect data
They identify objects using sound waves
They analyze image distortions
They emit infrared rays to detect temperature changes
?What is the working principle of ultrasonic sensors
They use motion detection to track objects
They use infrared light to detect objects
They detect temperature changes in the environment
They emit high-frequency sound waves and measure the time taken for the waves to return after bouncing off an object
?Which of the following best describes how ultrasonic sensors work
They measure electricity flow in a circuit
They detect and process visual images
They analyze air quality using chemical sensors
They emit and receive high-frequency sound waves to determine distances
helps cars determine the distance to other vehicles...........
?What is the role of ultrasonic sensors in parking systems
Detecting the color of nearby objects
Measuring the car's speed
Controlling the car’s braking system
Measuring the distance between the car and surrounding obstacles
is used for non-contact temperature measurement........
Infrared sensor
Light sensor
Ultrasonic sensor
Motion sensor
?What is the working principle of laser rangefinders
They detect heat emissions from objects
They emit sound waves and measure their return time
They emit a laser beam and measure the time it takes for the beam to return after bouncing off an object
They analyze images using digital cameras
........Laser rangefinders are accurate because they use
Sound waves
High frequency waves
Laser beams
Visible light
Which of the following is an example of how visible light sensors are used in augmented reality systems
They integrate digital elements with the real world
They monitor the temperature of objects
They recognize human voices
They measure sound wave reflections
?What type of technology is widely used in consumer electronics to detect objects
?Which of the following is an example of how a sensor works
A thermometer displaying the temperature on a digital screen
A video game playing automatically
A machine storing data without processing it
A robot thinking like a human
..........Sensors help robots to
Teach them new languages
Increase their size
Allow them to interact with their environment
Slow down their operations
?What is a common feature of all the applications of ultrasonic sensors
They use cameras to identify objects
They measure distance or detect objects using sound waves
They rely on heat detection
A type of sensor ............ is used to avoid obstacles
Heat sensors