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WorksheetsUltrasonic Sensor - L1
Total questions: 10
Worksheet time: 5mins
What sensor is that shown in the picture ?
Line Sensor
Color Sensor
Photoelectric Sensor
Ultrasonic Sensor
Ultrasonic sensors are used to detect (a) and measure distances.
What type of wave does an ultrasonic sensor use to detect objects?
Radio Waves
Sound Waves
Infrared Ways
Magnetic Waves
What is the usual unit of measurement for the output of an ultrasonic sensor?
Which of the following components emits ultrasonic waves in the sensor?
Transmitter
In cars, ultrasonic sensors are most commonly used for (a) assistance.
Which automatic system uses ultrasonic sensors to detect human presence?
Wall clock
Ceiling fan
Automatic doors
Manual switch
All the values below are less than 10 cm, EXCEPT:
2.5 cm
9.9 cm
8 cm
10.1 cm
Which of the following values is NOT more than 10 cm?
15 cm
6.3 cm
9.9 cm
99 cm
Which are the common coding blocks that you need to use when you code for ultrasonic sensor ?
All the options
