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 |
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... possible , been avoided ; where they do occur they are invariably simple , and are gene- 1ally accompanied by arithmetical examples . As they merely supplement the ordinary explanations , they can usually be ignored without the meaning ...
... possible , been avoided ; where they do occur they are invariably simple , and are gene- 1ally accompanied by arithmetical examples . As they merely supplement the ordinary explanations , they can usually be ignored without the meaning ...
Página 10
... possible for a considerable portion of the current to actually flow through the earth from one connection to the other , especially if the substratum be dry , and therefore a bad conductor . Manifestly this would be a very bad state of ...
... possible for a considerable portion of the current to actually flow through the earth from one connection to the other , especially if the substratum be dry , and therefore a bad conductor . Manifestly this would be a very bad state of ...
Página 35
... possible , any short - circuit being caused by the accumulation of dust and dirt . Resistance coils fitted in this way can easily be put in or taken out of the circuit , by withdrawing or inserting plugs between the brass blocks to ...
... possible , any short - circuit being caused by the accumulation of dust and dirt . Resistance coils fitted in this way can easily be put in or taken out of the circuit , by withdrawing or inserting plugs between the brass blocks to ...
Página 47
... possible quantity of any substance capable of entering into or passing out of combination ; and it will be seen , on referring to the accompanying table of atomic weights , or of the relative weights of individual atoms of some of the ...
... possible quantity of any substance capable of entering into or passing out of combination ; and it will be seen , on referring to the accompanying table of atomic weights , or of the relative weights of individual atoms of some of the ...
Página 63
... possible character , and all metallic joints . must be electrically continuous . A small percentage of impurity in either of the solutions will have most deleterious effects . Three substances are required as pure as our knowledge can ...
... possible character , and all metallic joints . must be electrically continuous . A small percentage of impurity in either of the solutions will have most deleterious effects . Three substances are required as pure as our knowledge can ...
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.