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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Page 1
... centre of fracture ( or point of separation ) would take place , a few of the port - holes about the centre of the ship were crossed , as shown in Plate I. at D. Wedges were applied to the heels of the trusses , which were then set ...
... centre of fracture ( or point of separation ) would take place , a few of the port - holes about the centre of the ship were crossed , as shown in Plate I. at D. Wedges were applied to the heels of the trusses , which were then set ...
Page 33
... centre of oscillation of a pendulum vibrating seconds in a given latitude , has long been a desideratum in science . Many experiments have been made for this purpose , but the attention of all who have hitherto engaged in the enquiry ...
... centre of oscillation of a pendulum vibrating seconds in a given latitude , has long been a desideratum in science . Many experiments have been made for this purpose , but the attention of all who have hitherto engaged in the enquiry ...
Page 34
... centre of oscillation , its former point of suspension becomes the centre of oscillation , and the vibrations in both positions will be performed in equal times . Now the distance of the centre of oscillation from the point of ...
... centre of oscillation , its former point of suspension becomes the centre of oscillation , and the vibrations in both positions will be performed in equal times . Now the distance of the centre of oscillation from the point of ...
Page 36
... centre of the sphere will be accurately in the axis of vibration . In trying this method , however , it was found , that the friction was so considerable , as to bring the pendulum to a state of rest after a few vibrations ; and when ...
... centre of the sphere will be accurately in the axis of vibration . In trying this method , however , it was found , that the friction was so considerable , as to bring the pendulum to a state of rest after a few vibrations ; and when ...
Page 38
... centre of the bar . It has an opening , through which may be seen divisions , each equal to one twentieth of an inch , en- graved on the bar ; and a line is drawn on the edge of the opening to serve as an index to determine the distance ...
... centre of the bar . It has an opening , through which may be seen divisions , each equal to one twentieth of an inch , en- graved on the bar ; and a line is drawn on the edge of the opening to serve as an index to determine the distance ...
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Common terms and phrases
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