A Dictionary of Electrical Words Terms and Phrases by Edwin J. Houston

By Edwin J. Houston

Excerpt from A Dictionary of electric phrases, phrases and words, Vol. 2

Since, while both secret's relocating there's a small period of time while the circuit is damaged for incoming currents, the keys are ordinarily made in order to shut the second one touch prior to breaking the first.

In order to prevent annoying the stability at the advent of the resistance of the batteries at A or B, on final the circuits, an equivalent resistance is extra at r and r', among the again cease and the earth.

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A common form of hydrometer shown in Fig. 19, of a closed glass tube, provided with a bulb, and filled at the lower end consists, as with mercury or shot, so as to sure vertical its floating in a liquid. position When in different liquids, it floats out of the liquid. 2 Vol. 1 The V in- when systems for railroads, for the purpose of informing engineers of trains of the condition of the road as regards other trains. ) Fig. 19. Hydrometer. placed with part of the tube lighter the liquid, the viz.

Electrically into metallic wires To A Electrolytic sometimes used instead of term electric analysis. (See Analysis, Electric) Analysis, Qualitative chemical which is separate parts. A gridiron of transparent to electro- possessing the ability to reflect them when rotated 90 degrees from its former position. The electric analyzer, will it be observed, analogous to an analyzer for polarized light. is A reflecting surface, for example, being able to reflect polarized light in a given position, and unable to reflect it when rotated 90 degrees from such position, is capable of acting as an analyzer for pjlarized light.

Drum An armature of the surface of a cylinder or drum. : unipolar, bipolar, a dynamo-electric machine, in which the armature coils are wound longitudinally over A magnetic is shown in Fig. 21. larity reversed a number of times in every rota- tion. The term armature as applied to a dynamomachine was derived from the fact that electric the iron core acts to magnetically connect the two poles of the field magnets in the same manner that an ordinary armature connects the poles of a magnet. A ring-arma- Armature, Flat Ring ture with a core in the shape of a short cylindrical ring.

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