The Universal Preceptor: Being a General Grammar of Arts, Sciences, and Useful Knowledge ...J. M'Gowan for Sir R. Phillips, 1820 - 364 страница |
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Страница 233
... electric ; and if the experiment be made in the dark , the glass and the wax will exhibit faint signs of light ; which light is called the ... electrical machine . The fluid , or power produced by it , is one of the U 3 [ 238 ] 311 21te ...
... electric ; and if the experiment be made in the dark , the glass and the wax will exhibit faint signs of light ; which light is called the ... electrical machine . The fluid , or power produced by it , is one of the U 3 [ 238 ] 311 21te ...
Страница 234
... ELECTRICAL MACHINE . Prime Conductor . Glass Cylinder 537. The bodies , over which it passes freely , are all animals , most animal and vegetable sub- stances , water , & c .; all which are called con ductors of electricity . But it ...
... ELECTRICAL MACHINE . Prime Conductor . Glass Cylinder 537. The bodies , over which it passes freely , are all animals , most animal and vegetable sub- stances , water , & c .; all which are called con ductors of electricity . But it ...
Страница 235
... electric power , which is condensed on the cylinder , but unable to es- cape on account of its being surrounded only by air , and supported by glass legs , both which are non - conductors . 539. If the hand , or a metallic knob , be ...
... electric power , which is condensed on the cylinder , but unable to es- cape on account of its being surrounded only by air , and supported by glass legs , both which are non - conductors . 539. If the hand , or a metallic knob , be ...
Страница 236
... electrical ap paratus ; but a new mode of exciting this power , was discovered by Galvani ; and the expe riments ... electric shock . Justead , therefore , of the glass - cylinder , 236 ELECTRICITY AND GALVANISM .
... electrical ap paratus ; but a new mode of exciting this power , was discovered by Galvani ; and the expe riments ... electric shock . Justead , therefore , of the glass - cylinder , 236 ELECTRICITY AND GALVANISM .
Страница 237
... electrical ex- periments , the Galvanic pile , or trough , is now preferred Obs . The common exhibition of electrical effects , is in attractions and repulsions , in which masses of matter are concerned ; but there are other effects ...
... electrical ex- periments , the Galvanic pile , or trough , is now preferred Obs . The common exhibition of electrical effects , is in attractions and repulsions , in which masses of matter are concerned ; but there are other effects ...
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