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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Página 22
... iron . 16.81 3972 Pure thallium 9:16 314 Other pure metals in a solid state 29'3 Gold with 15 p.c. iron 2776 27'9 Proof gold 72'55 2014 Standard silver . 80'63 2312 Gun metal ( Austrian ) 27'08 18.3 Copper with 25 p.c. platinum 22'08 ...
... iron . 16.81 3972 Pure thallium 9:16 314 Other pure metals in a solid state 29'3 Gold with 15 p.c. iron 2776 27'9 Proof gold 72'55 2014 Standard silver . 80'63 2312 Gun metal ( Austrian ) 27'08 18.3 Copper with 25 p.c. platinum 22'08 ...
Página 40
... iron end frames , which are hollow and have slate slabs fitted into them , these slabs being held in position by bolts which pass through both the slate and iron frame . The slabs , projecting inwards from the frames , carry a series of ...
... iron end frames , which are hollow and have slate slabs fitted into them , these slabs being held in position by bolts which pass through both the slate and iron frame . The slabs , projecting inwards from the frames , carry a series of ...
Página 63
... iron , which may be readily detected , for , as liquids are essentially diffusive , a small test - tube full will ... Iron , however , while it is soluble in acid , is precipitated by ammonia— that is to say , the ammonia will not allow ...
... iron , which may be readily detected , for , as liquids are essentially diffusive , a small test - tube full will ... Iron , however , while it is soluble in acid , is precipitated by ammonia— that is to say , the ammonia will not allow ...
Página 89
... iron , or the electro- magnetic conductivity of the iron as compared with that of air , may under exceptional circumstances be as high as 2,000 to 1 . If , then , we place a bar of iron inside a solenoid , a large per- centage of the ...
... iron , or the electro- magnetic conductivity of the iron as compared with that of air , may under exceptional circumstances be as high as 2,000 to 1 . If , then , we place a bar of iron inside a solenoid , a large per- centage of the ...
Página 90
... iron instead of circulating in the immediate vicinity of the wire . By the introduction of these iron cores the strength of the action between two solenoids is enormously increased , and a still further increase can be obtained by so ...
... iron instead of circulating in the immediate vicinity of the wire . By the introduction of these iron cores the strength of the action between two solenoids is enormously increased , and a still further increase can be obtained by so ...
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.