Library of Useful Knowledge: Natural philosophy, Volume 2Baldwin and Cradock, 1829 - Physics |
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Page 7
... direction all round the wire ; that is , in a direction at right angles to the radius , or in the direction of the tangent to a circle described round the wire in a plane perpendicular to . Hence , as Mr. Barlow has expressed it , the ...
... direction all round the wire ; that is , in a direction at right angles to the radius , or in the direction of the tangent to a circle described round the wire in a plane perpendicular to . Hence , as Mr. Barlow has expressed it , the ...
Page 17
... direction of the motion produced the following demonstration : - is more or less oblique to the line con- necting the centre of the needle with the wire . This direction may , in all cases , be easily found by drawing the lines Cs and ...
... direction of the motion produced the following demonstration : - is more or less oblique to the line con- necting the centre of the needle with the wire . This direction may , in all cases , be easily found by drawing the lines Cs and ...
Page 66
... direction of the dotted line MR . For since the current A B is moving from the angular point B towards A. while the current C D is , in the part C B , moving towards B , the former will be repelled by the latter during the A Fig . whole ...
... direction of the dotted line MR . For since the current A B is moving from the angular point B towards A. while the current C D is , in the part C B , moving towards B , the former will be repelled by the latter during the A Fig . whole ...
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