A few days ago
can you please help me in my physics project?
my project is to invent something useful such as a bulb that don’t need electricity etc. i dont know what should i invent, the procedure and the materials. im a high school student. can you please help me find an invention idea, thank you very much
Top 1 Answers
A few days ago
Favorite Answer
You go to a place there is a heavy water flow like in a river,u place a palstic pelton wheel ( u can copy from a hydel power station) make it rotate while the water flows and connect it to a auotmobile generator your lamp will glow
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