Davis's manual of magnetism : including galvanism, magnetism, electro-magnetism, electro-dynamics, magneto-electricity, and thermo-electricity (1854)
Davis, Daniel · Boston : Palmer and Hall · leaf 298
ntity and high intensity,and is most suitable for giving shocks. A short wireof large diameter gives a current of moderate in-tensity, but of considerable quantity, and is, there-fore, best for producing sparks, decompositions, andmagnetism. 458. Magneto-Electric Machine, for Q.uan-TiTY.—The… … capable of producing motion in some of the electro-magnetic instruments, like the galvanic current. Inthe cut, the revolving bell engine (Fig. 147) is shownin connection with the machine. The primary cur-rent is employed, and those instruments are bestsuited to the purpose which do not require a…
