Wireless Sensor Networks Flashcard
Flashcard
•
Engineering
•
University
•
Practice Problem
•
Hard
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40 questions
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1.
FLASHCARD QUESTION
Front
What is the main purpose of a sensor?
Back
Convert physical energy to electrical energy
2.
FLASHCARD QUESTION
Front
Which of the following is an example of a biological sensor? Options: Thermometer, Eyes, Microphone, GPS sensor
Back
Eyes
3.
FLASHCARD QUESTION
Front
What is the role of signal conditioning in sensing systems?
Back
Filtering and amplifying captured signals
4.
FLASHCARD QUESTION
Front
Which device converts an analog signal to a digital signal?
Back
ADC
5.
FLASHCARD QUESTION
Front
What do active sensors require?
Back
External power supply
6.
FLASHCARD QUESTION
Front
Which type of sensor uses change in resistance to detect a parameter?
Back
Resistive sensor
7.
FLASHCARD QUESTION
Front
What is the main purpose of a Wireless Sensor Network (WSN)?
Back
Monitor physical environments cooperatively
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