A natural philosophy : embracing the most recent discoveries in the various branches of physics, and exhibiting the application of scientific principles in everyday life .. (1899)
Quackenbos, G. P. (George Payn), 1826-1881 · New York, Cincinnati [etc.], American book company · leaf 361
e helix, may beperformed with the apparatus repre-sented in Fig. 323. The helix, A, is inthe form of a ring. B, C, are two semi-circular pieces of soft iron, having theirends accurately fitted to each other.When B and C are brought together soas to form a circle, with one pair of theirjoined ends… … troduced within it ? On a needle ? On a bar of soft iron ? To be magnetized, howmust the bar be placed? What is one of the most remarkable effects of the helix ?Describe the experiment Describe the experiment with the apparatus represented ELECTRO-MAGNETS. 357 It is strongly magnetic as longas a…
Physics
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