Electrical Engineering for Electric Light Artisans and Students: (embracing Those Branches Prescribed in the Syllabus Issued by the City and Guilds Technical Institute)Longmans, Green, 1895 - 753 páginas |
Dentro del libro
Resultados 1-5 de 82
Página 3
... difference between the plates , which is followed immediately by another equilibrating flow , and that by a further difference , and so on . These changes follow one another in exceedingly rapid succession , so rapid , in fact , that it ...
... difference between the plates , which is followed immediately by another equilibrating flow , and that by a further difference , and so on . These changes follow one another in exceedingly rapid succession , so rapid , in fact , that it ...
Página 6
... difference of their degrees of electrification . In technical language FIG . 3 . + this means proportional to their difference of electrical potentials . Therefore , in the case of the zinc and copper plates immersed in acidulated water ...
... difference of their degrees of electrification . In technical language FIG . 3 . + this means proportional to their difference of electrical potentials . Therefore , in the case of the zinc and copper plates immersed in acidulated water ...
Página 7
... difference of potential there can be no flow of elec- tricity . So that we come to these conclusions - viz . that electricity always flows between two bodies which are at different poten- tials ; that it flows from the body possessing ...
... difference of potential there can be no flow of elec- tricity . So that we come to these conclusions - viz . that electricity always flows between two bodies which are at different poten- tials ; that it flows from the body possessing ...
Página 8
... difference of potential and always flows when there is that difference , would be nullified . Like everything else in the universe , the earth itself is always more or less electrified , and , as a consequence , it is always at a ...
... difference of potential and always flows when there is that difference , would be nullified . Like everything else in the universe , the earth itself is always more or less electrified , and , as a consequence , it is always at a ...
Página 10
... difference of level between the two places , and causes the water which he pours in at London to travel up against the stream and fall out at Windsor . It would also have to be conceded that when he reverses his battery connections , he ...
... difference of level between the two places , and causes the water which he pours in at London to travel up against the stream and fall out at Windsor . It would also have to be conceded that when he reverses his battery connections , he ...
Otras ediciones - Ver todas
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
acid alternating current ammeter amount ampere-hours amperes apparatus arc lamp armature core battery brass brushes candle candle-power carbon cell commutator conductor connected considerable convolutions copper Crown 8vo current flowing current strength curve Daniell cell deflection developed diameter direct current direction dynamo eddy currents effect electrical electro-magnet electro-motive force employed equal external circuit external resistance field field-magnet coils filament fixed galvanometer heat illustrated in fig inch increase instrument insulated lamp length light lines of force machine magnetic magnetising maximum measured mercury metal motor needle negative number of lines obtained ohms pair parallel piece placed plates pole pole-pieces portion position potential difference practice pressure proportional reduced result revolutions per minute ring rotation round screw secondary self-induction shaft shown in fig shunt soft iron solenoid speed steel strip sulphate surface switch temperature terminals tion tube varies voltmeter volts watts wire wound zinc
Pasajes populares
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.