Gage, Alfred P. (Alfred Payson), 1836-1903, Fessenden, C · Toronto : W.J. Gage · leaf 257
utesulphuric acid. In thecenter of the coil l:iya No. IG soft ironwire d, and float thewhole in a vessel ofwater. The apparatusconstitutes a snuillfloating battery and electro-magnet. Bring oue end of a permanentmagnet, or a short piece of soft iron wire r, suspended in a paperstiiTup n, near to…
Physics
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