WorksheetsG10 LESSON 5 REVIEW
Total questions: 22
Worksheet time: 12mins
Name
Class
Date
1.
COMPLETE NAME
4 lines
2.
SECTION
a)
10-ATLAS
b)
10-ANTARES
c)
10-SCEPTRUM
3.
What principle does the ultrasonic sensor (HC-SR04) operate on?
a)
Electromagnetic induction
b)
Infrared radiation detection
c)
Sonar and RADAR
d)
Capacitive sensing
4.
Which pin of the ultrasonic sensor (HC-SR04) is responsible for triggering the generation of ultrasound?
a)
VCC
b)
ECHO
c)
TRIG
d)
GND
5.
What is the primary function of the KY-033 Line Tracking module?
a)
Detecting humidity levels
b)
Monitoring temperature fluctuations
c)
Determining reflective or opaque surfaces
d)
Measuring air pressure changes
6.
What type of motion can an infrared proximity sensor detect?
a)
Sound waves
b)
Visible light
c)
Infrared radiation
d)
Object motion
7.
What is the primary purpose of a photoresistive sensor?
a)
Detecting sound levels
b)
Measuring temperature
c)
Tracking daylight
d)
Analyzing air quality
8.
What does the signal pin of the SG90 servo motor control?
a)
Voltage regulation
b)
Temperature adjustment
c)
Position of the servo motor
d)
Speed of rotation
9.
Which component is responsible for adjusting the sensitivity to ambient light in the KY-033 Line Tracking module?
a)
Infrared emitter
b)
LM393 differential comparator
c)
Indicator LED
d)
Adjustable potentiometer
10.
What range of distances can the HC-SR04 ultrasonic sensor measure?
a)
2 cm - 200 cm
b)
5 cm - 500 cm
c)
1 cm - 100 cm
d)
2 cm - 400 cm
11.
How does the photoresistive sensor react to increasing light intensity?
a)
Resistance increases
b)
Resistance decreases
c)
Voltage decreases
d)
Voltage increases
12.
What type of signal is applied to the signal pin of the SG90 servo motor to control its position?
a)
Digital signal
b)
Analog signal
c)
Pulse-width modulated signal
d)
Square wave signal
13.
What component determines whether a line is detected or not in the KY-033 Line Tracking module?
a)
Infrared emitter/receiver
b)
LM393 differential comparator
c)
Indicator LED
d)
Adjustable potentiometer
14.
Which pin of the ultrasonic sensor (HC-SR04) remains high until it receives the echo sound back?
a)
VCC
b)
TRIG
c)
ECHO
d)
GND
15.
What is the primary function of the SG90 servo motor?
a)
Emitting infrared light
b)
Detecting humidity levels
c)
Rotating to a specific angle and holding position
d)
Sensing temperature fluctuations
16.
What determines the rotation angle of the SG90 servo motor?
a)
Voltage applied to the power pin
b)
Temperature range
c)
Pulse width applied to the signal pin
d)
Resistance of the ground pin
17.
Which sensor is typically used on wheeled robots to detect lines on the ground?
a)
Ultrasonic sensor
b)
Photoresistive sensor
c)
Infrared proximity sensor
d)
Line tracking module
18.
How does the ultrasonic sensor (HC-SR04) calculate distance to an object?
a)
By measuring the intensity of infrared radiation
b)
By analyzing sound waves
c)
By calculating the time for echo to return
d)
By detecting changes in capacitance
19.
What determines the sensitivity to ambient light in the KY-033 Line Tracking module?
a)
LM393 differential comparator
b)
Indicator LED
c)
Adjustable potentiometer
d)
Infrared emitter/receiver
20.
What is the primary function of the infrared proximity sensor?
a)
Measuring temperature
b)
Emitting infrared light
c)
Detecting motion of an object
d)
Analyzing air quality
21.
What determines the state of the output pin in the KY-033 Line Tracking module?
a)
Intensity of reflected infrared light
b)
Voltage applied to the VCC pin
c)
Resistance of the ground pin
d)
Presence of a detected line
22.
Which sensor is used to track changes in light intensity?
a)
Ultrasonic sensor
b)
Photoresistive sensor
c)
Infrared proximity sensor
d)
Line tracking module
100 %
