Water Level indicator 12th #science Project
NakulSahuArt
Material used-
Cardboard
Favicol-https://amzn.to/43jghDK
Transistor ,LED- https://amzn.to/44fKl4I
Switch-https://amzn.to/44ekWbq
Resistor-https://amzn.to/3pGBv0F
Wire - https://amzn.to/46EyXko
Battery 9v-https://amzn.to/43jVTTh
Soldering iron-https://amzn.to/3NN4U1l
Buzzer