 | 1843 - 594 σελίδες
...hereby declar' ed to be the imperial standard yard, when compared with a 1 pendulum vibrating seconds in the latitude of London, in a ' vacuum at the level of the sea, is in the proportion of thirty' six inches to thirty-nine inches, and one thousand three hun' dred and... | |
 | Francis Henney Smith - 1845 - 710 σελίδες
...shall be derived and computed ; and that the Imperial standard yard, when compared with a pendulum vibrating seconds of mean time in the latitude of London, in a vacuum at the level of the sea, is in the proportion of 36 incites to 3SU383 indies. 311 T 4 Barley corns. 3 ™ 1 Inch. 36 „_ 12 1... | |
 | Frederic A. Adams - 1846 - 230 σελίδες
...destroyed, may be restored, by making it fft'§§5£ °f tne length of a pendulum, that vibrates seconds in the latitude of London, in a vacuum, at the level of the sea. If all these conditions are fulfilled, a pendulum that vibrates seconds must have an absolutely invariable... | |
 | American Academy of Arts and Sciences - 1880 - 436 σελίδες
...that the said Yard hereby declared to be the Imperial Standard Yard, wheu compared with a Pendulum vibrating Seconds of Mean Time in the Latitude of London in a Vacunm at the Level of the Sea is in the proportion of Thirty-Six Inches to Thirty-Nine Inches and... | |
 | William Martin - 1847 - 252 σελίδες
...which is to be that proportion which the yard bears to the length of a pendulum vibrating seconds of time in the latitude of London, in a vacuum, at the level of the sea ; which is found to be as 36 inches (the yard) to 39.1393 (the pendulum) ; thus a sure means is established... | |
 | American Academy of Arts and Sciences - 1880 - 428 σελίδες
...that the said Yard hereby declared to be the Imperial Standard Yard, wheu compared with a Pendulum vibrating Seconds of Mean Time in the Latitude of London in a Vacuum at the Level of the Sea is in the proportion of Thirty-Six Inches to Thirty-Nine Inches and one thousand three hundred and ninety-three... | |
 | James Bates Thomson - 1848 - 432 σελίδες
...which vibrates seconds in a vacuum, at the level of the sea, in Greenwich or London. This pendulum is divided into 391393 equal parts, and 360000 of these parts are declared, by act of Parliament, to be the standard yard, at the temperature of 02°; consequently,... | |
 | Daniel Adams - 1849 - 142 σελίδες
...Fahrenheit's thermometer. The standard yard, when compared with the length of the rod of a pendulum vibrating seconds of mean time in the latitude of London, in a vacuum at the level of the sea, is found to be in the ratio of 36 inches to 39' 1393. Hence, if the standard yard be lost or destroyed,... | |
 | Edward Hughes - 1849 - 162 σελίδες
...solid, shall be derived and computed." The measure if lost may be restored by comparison with a pendulum vibrating seconds of mean time in the latitude of London, in a vacuum at the level of the sea, in the proportion of 36 inches to 39' 1393. This measure is for length without regard to breadth. Mechanics... | |
 | James Bates Thomson - 1849 - 438 σελίδες
...What is tho Standard unit of Length adopted by the United Statesl Greenwich or London. This pendulum is divided into 391393 equal parts, and 360000 of these parts are declared, by act of Parliament, to be the standard yard, at the temperature of 62° ; consequently,... | |
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Measures, that the said yard hereby declared to be the imperial standard yard, when compared with a pendulum vibrating seconds of mean time in the latitude of London, in a vacuum at the level of the sea... 
