The Horse-Power given to any Part of a Circuit by Intermittent Light

Abstract

SOME time ago, with Prof. Ayrton, I designed and constructed an instrument to measure the horse-power given electrically to any incandescent or arc lamp, or to any part of a circuit, an improvement on the instrument previously devised by M. Deprez; the pointer of a suspended coil moves at once to a mark on a scale which tells the horse-power. The instrument… (More)
DOI: 10.1038/025198a0

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