English, asked by tshantha86, 9 months ago

what is the full form of PIR

Answers

Answered by Aimanfatima04

7

Answer:

Pyroelectric Infra Red

Please give thanks to my allllll answer

Answered by vsaxena2504

3

Answer:

Passive Infra Red (PIR)

Explanation:

Passive Infra Red - An electronic sensor that measures infrared light radiating from objects in its field of view.

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