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Photoelectric Alarm System Depends Technology Detects Breaks Beam

question The alarm system depends on ___ technology that detects when someone breaks a beam of light in a doorway.
option-correct photoelectric
options photovoltaiclucidphotontranslucentphotoelectriclucubrationphotosynthesiselucidate
hint Fill in the Blank

Tags: mwvb::quiz:fillblanks, mwvb::unit:8, mwvb::unit:8:quiz, mwvb::unit:8:quiz:fillblanks, obsidian_to_anki

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