How to make water level indicator project// school project //water level indicator with alarm

How to make water lavel indicator
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Required equipment
1.Bc 547 transistor 4 nos
2.1kilo ohms resistor. 4 nos
3.5 mm led 3 nos
4.5 volt Buzzer. 1 nos
5.Brass wire
6.Flexible wire
7.9volt battery 🔋. 1 nos
9.Bettery connectors. 1 nos #experiment #how #tech #electrical
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