How does a hand crank radio generates 3 volts ?
Question: When my daughter is disquieting to build a hand crank generator, she is getting around .2 volt whereas a round crank radio generates 3 volts [very easily, with not many RPMs]. How can we achieve almost identical result ? Are they using something we do not know ? She is using
Answer: lee is precisely.
in addition, how close to the coils are the magnets? That's important.
also, if you get some borderline iron to join the outsides of the magnets, so that the magnetic instability is mostly directed across the coils, that will also help


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