Electrical Engineering for Electric Light Artisans and Students: (embracing Those Branches Prescribed in the Syllabus Issued by the City and Guilds Technical Institute) |
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Electrical Engineering for Electric Light Artisans and Students: (Embracing ... Sir William Slingo,Arthur Brooker Sin vista previa disponible - 2015 |
Electrical Engineering for Electric Light Artisans and Students: (Embracing ... William Slingo,Arthur Brooker Sin vista previa disponible - 2015 |
Términos y frases comunes
allow alternating amount amperes angle armature battery becomes brass brushes carbon carried cause cell circuit coils comparatively conductor connected consequently considerable consists constant constructed copper core course curve deflection developed difference direction distance dynamo effect electrical electro-motive force employed equal external fact fall field field-magnet fixed flow galvanometer give given greater heat illustrated inch increase indicated insulated iron joined lamp lead length less light lines of force lower machine magnetic maintain matter means measured mechanical metal method moving necessary needle obtained ohms opposite pair parallel passing piece placed plates pole portion position possible potential potential difference practice pressure proportional reduced resistance result ring rotation round secondary shown shunt side similar simple speed strength sufficient surface temperature terminals turns unit usually varies volts whole wire wound zinc
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Página 635 - To explain the construction of the common barometer, and to shew that the mercury is sustained in it by the pressure of the air on the surface of the mercury in the basin.
Página 582 - ... a few words on the subject may not be out of place.