The outlines of physics: an elementary text-book (1897)
Nichols, E. L. (Edward Leamington), 1854-1937 · New York, The Macmillan Company; London, Macmillan & Co., Ltd. · leaf 457
m nearly throughfrom opposite sides at distancesof about 1 cm. with tinmensshears. The method of cuttingis shown in Fig. 413. These may be mounted upon a wooden frameas shown in Fig. 414, and their adjacent free ends may be attachedtogether. We thus have a long strip of thin sheet metal capableof… … FiG. 413. APPENDIX 443 ful. One such frame placed in series -witli the arc lamp is more thansufficient to reduce the current to the suitable size. Where the ■ arc lamp is not available, the source of light usually-employed is the lime light. This is an expensive and inconvenientlight; involving as…
Physics
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