Library of Useful Knowledge: Natural philosophy, Volume 2Baldwin and Cradock, 1829 - Physics |
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Page 15
... conductor to which the rubber is not attached , at right angles to the cylinder ; and this is the plan adopted in the com- mon electrical machines . ( 59. ) The conductor P , to which the rubber is not attached , is generally called the ...
... conductor to which the rubber is not attached , at right angles to the cylinder ; and this is the plan adopted in the com- mon electrical machines . ( 59. ) The conductor P , to which the rubber is not attached , is generally called the ...
Page 17
... conductor . Positive electricity is thus accumulated in the prime conductor , while the conductor connected with the cushion , being deprived of this electri- city , is negatively electrified . But if both these conductors are insulated ...
... conductor . Positive electricity is thus accumulated in the prime conductor , while the conductor connected with the cushion , being deprived of this electri- city , is negatively electrified . But if both these conductors are insulated ...
Page 18
... conductor be in the negative state . Fig . 11 . ( 67. ) This alternation of attractions and repulsions accompanying the trans- ferring electricity by moveable conduc- tors , is also illustrated by the motions of a ball ( fig . 12 ...
... conductor be in the negative state . Fig . 11 . ( 67. ) This alternation of attractions and repulsions accompanying the trans- ferring electricity by moveable conduc- tors , is also illustrated by the motions of a ball ( fig . 12 ...
Contents
POPULAR INTRODUCTIONS to NATURAL PHILOSOPHY By | i |
Page | xvii |
MARCET icx | 10 |
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acid action aperture appear ascer attraction axis ball battery body brass centre centre of gravity circle colours compass concave conductor convex convex lens copper cylinder degree diameter direction distance earth effect elec electric current electric fluid electroscope equal experiments Fahrenheit fixed flint glass focus force galvanic glass gravity heat horizontal hygrometer inch induction instrument intensity iron length lens lenses lever light magnet ment mercury metal motion move needle Newton north pole object object-glass obliquely observed opposite parallel particles passing perpendicular phenomena piece placed plane plate polarity portion position prism produced proportion pyrometer quantity rays reflected refraction refrangible rendered repulsion retina right angles ring round side south pole specific gravity spherical aberration steel substance surface telescope temperature theory thermometer thickness tion tricity tube velocity vertical voltaic weight wire zinc