On the relation which ought to subsist between the strength of an electric current and the diameter of conductors, to prevent overheating: A paper read at the society of telegraph-engineers and electricians, March 27th, 1884.Virginia Tracy, Henry Raleigh299 kr
-17%Del 2Skjut Gräv TigJens GanmanHäftad, 20264,8 utav 5 stjärnor. Totalt antal röster:(103)189 kr229 kr