Induction coils : how to make, use, and repair them including Ruhmkorff, Tesla, and medical coils, Roentgen radiography, wireless telegraphy, and practical information on primary and secondary battery (1901)
Schneider, Norman H. (Norman Hugh) · New York : Spon & Chamberlain ; London : E. & F.N. Spon · leaf 159
require for the mostpart to be present in considerable quanti-ties. By the use of the spectroscope,however, extremely small proportions ofthese metals and salts can be readily de-tected and classified. If a beam of light be transmitted 132 Spectrtun A nalysis. through a prism ot glass the rays are… … FiG. 40. mitted through the prism, the color whichpredominates, in the flame will predomi-nate in its spectrum. The combination ofa prism and tubes for observing theseeffects is a spectroscope (Fig. 41). Theshort fat spark from the Rhumkorff coil ismost useful in this work. The electrodes spectrum…
Induction coils · Radiography · X-rays
Internet Archive · Medical Heritage Library · Public Domain Mark 1.0. Free to use for anything.
