working of alive human being detection using PIR sensor?

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2007-02-10 01:18:47 · 1 answers · asked by bindhiya 1 in Science & Mathematics ➔ Engineering

how PIR sensor senses the ir radiation and detecting the alive human beings in war field or earth quake affected area with circuit and pin details

2007-02-10 01:21:00 · update #1

It won't work. Infrared has limited ability to penetrate building materials.

2007-02-10 02:18:00 · answer #1 · answered by arbiter007 6 · 0⤊ 0⤋