Library of Useful Knowledge: Natural philosophy, Volume 2Baldwin and Cradock, 1829 - Physics |
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Page 23
... inch ( equivalent to 12 ) it is obvious that while i k moves one inch the pinion p will have moved 100+ or 125 times round , and the in- dex would at the same time be carried 125 times round the circle d d . This circle is graduated ...
... inch ( equivalent to 12 ) it is obvious that while i k moves one inch the pinion p will have moved 100+ or 125 times round , and the in- dex would at the same time be carried 125 times round the circle d d . This circle is graduated ...
Page 26
... inches long ; its cheeks are 14 inch deep , kept parallel by braces , as seen in D. It moves within the long slide ; and its outer end rests on the cylindrical surface of the last brace of the long slide , fitted to receive it , while a ...
... inches long ; its cheeks are 14 inch deep , kept parallel by braces , as seen in D. It moves within the long slide ; and its outer end rests on the cylindrical surface of the last brace of the long slide , fitted to receive it , while a ...
Page 11
... inch , and the diameter one - sixth of an inch , became ignited to whiteness . By withdrawing the points from each other , a constant discharge took place through the heated air , in a space at least equal to four inches , forming an ...
... inch , and the diameter one - sixth of an inch , became ignited to whiteness . By withdrawing the points from each other , a constant discharge took place through the heated air , in a space at least equal to four inches , forming an ...
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