Cyclopadic Science SimplifiedF. Warne and Company, 1869 - 685 pages |
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Page 332
... wire coiled upon that cylinder ; but , the coils in the brass cylinder not being insulated , the current passes immediately from the point of the wire which is in contact with the cylinder to the spring k ; the effective part of the ...
... wire coiled upon that cylinder ; but , the coils in the brass cylinder not being insulated , the current passes immediately from the point of the wire which is in contact with the cylinder to the spring k ; the effective part of the ...
Page 382
... wire ) to of an inch , it required the resistance of 5 in . of the fine platinum wire in the cross wire , 5 in . in the armature branch , and 4 ft . in the electro - magnet branch . " When there was no extra - resistance in either of ...
... wire ) to of an inch , it required the resistance of 5 in . of the fine platinum wire in the cross wire , 5 in . in the armature branch , and 4 ft . in the electro - magnet branch . " When there was no extra - resistance in either of ...
Page 421
... wire , No. 16 , should be the B. A. unit ; they further constructed a wire of silver and platinum , because it was little affected by temperature , which they deposited as the standard of comparison , and this length of wire they ...
... wire , No. 16 , should be the B. A. unit ; they further constructed a wire of silver and platinum , because it was little affected by temperature , which they deposited as the standard of comparison , and this length of wire they ...
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angle apparatus appear arrangement Atomic weight atoms ball battery bismuth body boiling brass called carbon cause charcoal charge chemical chloride circuit coating coil colour condensing conductor connected containing copper crystal cylinder decomposed diameter direction disc discharge effect electric current electrical machine electro-magnet electroscope engine equal experiments flame fluid force galvanometer gases glass gold gun cotton heat hydrogen inch instrument insulated iodine iron latter length lens Leyden jar light lines liquid magnetic mercury metal mirror motion needle nitric acid obtained oxide oxygen paper particles pass phosphorus piece piston placed plate platinum polarized pole position pressure prism produced quantity rays refraction resistance salt screw shown side silver sodium solid solution sound spark specific gravity spectrum steam substance sulphate sulphuric acid surface temperature thermometer tion tourmaline tricity tube vapour velocity vessel vibrations voltaic weight wheel whilst wire zinc