Philosophical Transactions of the Royal Society of London, Volume 108W. Bowyer and J. Nichols for Lockyer Davis, printer to the Royal Society, 1818 |
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Pagina 45
... deduced from each interval , must vary with any change in the form of the knife edge . The following was the method pursued in making the observations . The small weight or slider being placed with its index at a certain distance ( say ...
... deduced from each interval , must vary with any change in the form of the knife edge . The following was the method pursued in making the observations . The small weight or slider being placed with its index at a certain distance ( say ...
Pagina 46
... deduced from them in the manner before described ; but the vibrations thus obtained being made in different arcs , it became necessary to apply a correction to determine what they would have been in an arc infinitely small . For this ...
... deduced from them in the manner before described ; but the vibrations thus obtained being made in different arcs , it became necessary to apply a correction to determine what they would have been in an arc infinitely small . For this ...
Pagina 62
... deducing the length of the pendulum vibrating seconds . The distance between the knife edges was taken when the standard ... deduced , the lengths of pendulums being to each other inversely in the duplicate ratio of the number of their ...
... deducing the length of the pendulum vibrating seconds . The distance between the knife edges was taken when the standard ... deduced , the lengths of pendulums being to each other inversely in the duplicate ratio of the number of their ...
Pagina 64
... deduced from these first experiments , differed from the result of the obser- vations about to be detailed , only two ten thousandths of an inch in defect . I nevertheless think it useless to insert these first experiments , as the near ...
... deduced from these first experiments , differed from the result of the obser- vations about to be detailed , only two ten thousandths of an inch in defect . I nevertheless think it useless to insert these first experiments , as the near ...
Pagina 90
... deduced from observation would be less than the truth , and as an error of one second in the interval , occasions a difference of 0,63 in the number of vibrations in 24 hours , if 0,55 ( the proportional part of 0,63 ) be divided by 4 ...
... deduced from observation would be less than the truth , and as an error of one second in the interval , occasions a difference of 0,63 in the number of vibrations in 24 hours , if 0,55 ( the proportional part of 0,63 ) be divided by 4 ...
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Veelvoorkomende woorden en zinsdelen
20 feet telescope 24 hours ammonia angle appear Aquila ascertained axes axis Azimuth Barom barometer barytes BIOT blood bones calcareous spar carbonate centre chlorine Clock cluster of stars coagulum colour compression connoissance crystals DALTON Daumergidda deduced degree determined double refraction elastic force equal equation experiments glass globules Hazy heat hypophosphorous acid inches index error knife edges latent heat latitude length lime MDCCCXVIII mean measure mercury meridian mètre micrometer microscope muriatic muriatic acid Namthabad nearly number of vibrations obtained oxygen parallax Patchipolliam pectoral fin pendulum phenomena phosphoric acid phosphorus plane plate polar distance polarising force pole position potash prism produced profundity Punnæ purpurate quantity rectangular right ascension scale Sin.² Slider specific gravity sternum strontian sulphate supposed surface SW 1 Cloudy Temp temperature Therm thermometer thickness tints tion tube turnsol vapour Vibrations in 24 weight