Merchant, F. W. (Francis Walter), 1855-1937, Chant, Clarence Augustus, 1865-1956 · Toronto : Copp Clark · leaf 441
Fig. 521. —Electric bell and its connections.At G is shown a section of the push-button. The figure shows the bell whenthe button is not pressed. The currentmay pass in either direction through thebell. … through the electromagnet to the battery. The armatureis drawn in and the bell struck by the hammer; but by the GALVANOMETERS—THE TANGENT GALVANOMETER 431 movement of tlie ai-matiire the sprino; 7) is separated from thescrew C, and the circuit is broken at this pohit. Tlie magnetthen released, the…
Physics
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