i or both of which lamps can be placed ; or they can be coupled up together. Great care appears to have been taken, in the construction of this large machine, to guard against the appearance of Foucault currents, by arranging the cores, frames, and coils, so that all metal parts of any size shall… … DIAGRAM OF FEKRANTI S ALTERNATE- Fig. 41- CURRENT DYNAMOS. Yet another alternate-current dynamo, identical in many respects with the Siemens alternate-current dynamo, has lately been brought out, under the name of the Ferranti machine. As in the ma- chines of Wilde and Siemens, the electro- magnets…
Engineering
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