Elementary treatise on electricity and magnetism : (1905)
Foster, G. C. (George Carey), 1835-1919, Joubert, J. (Jules François), 1834-1910, Porter, Alfred W. (Alfred William), 1863-1939 · London ; New York ; Bombay : Longmans, Green, and Co. · leaf 469
nt aperiodic. The coil isdivided into two parts, which may be movedalong a divided scale, and thus the sensitivenessmay be varied at pleasure. There may be severalsets of coils with wires of vaiious thicknesses.The mirror is placed in a small chamber with aglass front, and can be tui-ned in any… … Fig. 309.
Electricity · Magnetism
Internet Archive · Medical Heritage Library · Public Domain Mark 1.0. Free to use for anything.
