Data Communication and Computer Networks - Internet Of Things
22. Based on the output, the sensors can be classified as
- Option : B
- Explanation :
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23. Which of the following statements is true?
- A
Physical quantities such as image and velocity can be measured by scalar sensors
- B
Scalar sensors produce output signal or voltage which is generally proportional to the magnitude of the quantity being measured
- C
Digital sensors produce any value from 0 to 10
- D
Displacement cannot be measured by analog sensors
- Option : B
- Explanation :
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24. An electric actuator converts
- Option : C
- Explanation :
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25. A rack and pinion mechanism attached to a motor is an example of
- Option : C
- Explanation :
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