A text-book on chemistry. For the use of schools and colleges (1866)
Draper, Henry, 1837-1882 · New York, Harper & brothers · leaf 187
ly and acting in atangentialdirection. Hence it is some-times spoken of as a tangential force. If round a bar of soft iron a conduct-ing wire,covered over with silk, be spi-rally twisted, as in Fig. 146, wheneveran electric current is passed the ironbecomes intensely magnetic, and losesits… … On the same principles can the wire be made to move ? Describea method of showing rotation of a wire round the pole of a magnet.What is the nature of the force exerted between a conducting wireand a magnet? Describe the construction and properties of astraight electro-magnet. Describe the…
Chemistry · Physics
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