How to make ac line detector at home || easy #bestscienceproject #acdetector

#bestscienceproject
#anjitha_z
#HowToMakeAcDetectorAtHome


Hi
hello
welcome back to my channel in this video iam going to make ac detector at home easy ..

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Materials..
1. Bc 547
2.5v buzzer
3. battery connector

music..
1. Jim yosef ncs music

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