lightning_page_3

lightning | page 3 | https://thedailydialectics.com/pdfs/lightning/lightning.pdf

DOCID: 3991001 “SECRET. LIGHTNING conductive,” that is, lose all their electrical resistance. This state can be switched off with a magnetic field, so that by controlling a magnetic field we can control the resistance of a wire. The ratio of the resist- ances in the two cases is infinite (so far as…