which of the following is not an sensor
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Which one of the following is not a sensor device?
A. Burglar Alarm system
B. Control of street lighting
C. Antilock braking systems on cars
D. Microphone
Answer:
A microphone is not a sensor device.
Explanation:
- A device that detects input from its physical surroundings
- The input can be sound, heat, light, motion etc
- A microphone is a device that detects sound vibrations in the air and translates them into electronic signals
- Microphones convert sound waves to audio signals
- They convert mechanical energy to electrical energy
- The burglar alarm system, control of street lighting and antilock braking systems on cars are sensors.
Based on the above reasons, the correct answer is a microphone.
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