simple circuit wireless sensor project / science project / hw 9v battery LED bc547 transistor

#7techprojects #scienceproject #electronics #hwbattery #sensor #circuit #wirless #ledlights #battery

simple circuit electronics project for school students.
You can make at home
only need few electronics components

components:-
hw 9v battery
bc 547 transistor
led light
switch

ac current class 12
ac current


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