 | William Alfred Browne - 1879 - 364 sider
...research. IMPERIAL MEASURES OF LENGTH. The yard ia the standard measure of length ; when compared with a pendulum, vibrating seconds of mean time, in the latitude of London, in a vacunm at the level of the sea, it is in the proportion of 36 inches to 39-1393 inches. The metric... | |
 | William Handsel Griffiths - 1879 - 342 sider
...Line = -^ inch 1 Inch = sji'aa seconds pendulum 12 Inches = 1 foot 36 „ =3 feet = 1 yard Length of pendulum vibrating seconds of] mean time in the latitude of London, in }• 39-1393 inches a vacuum at the level of the sea Is of) i,in V39-] RELATION OF MEASURES TO WEIGHTS.... | |
 | Robert Edmund Scoresby- Jackson - 1880 - 622 sider
...jV inch. 1 Inch, = wiVffa seconds pendulum. 12 Inches, = 1 foot. 36 „ =3 feet = 1 yard. Length of pendulum vibrating seconds -\ of mean time in the latitude of ( . . London, in a vacuum at the level ( 39'139" mcnesof the sea, . . . . . ) Relation of Measures to Weights of British Pharmacopoeia. 1... | |
 | John Attfield - 1881 - 854 sider
...=T'j inch. 1 inch = Tr»-fjoTr seconds-pendulum. 12 „ =1 foot. 36 „ =3 feet =1 yard. Length of pendulum vibrating seconds of mean } time in the latitude of London, in a vacuum > 3!H393 inches, at the level of the sea ) (1 cubic inch of distilled water at 62° F. and 30 inch... | |
 | 1882 - 536 sider
...and 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 tbe sea, is in the proportion of thirty-six inches to thirtynine inches, and one thousand three hundred... | |
 | De Volson Wood - 1882 - 232 sider
...defines the yard to contain thirtysix such parts, of which parts there are 39.1393 in the length of the pendulum vibrating seconds of mean time in the latitude of London, in vacno, at the level of the sea, at temperature 62° F. The commissioners, however, appointed to consider... | |
 | De Volson Wood - 1882 - 276 sider
...defines the yard to contain thirty-six such parts, of which parts there are 39.1393 in the length of the pendulum vibrating seconds of mean time in the latitude of London, in vacuo, at the level of the sea, at temperature 62° F. The Commissioners, however, appointed to consider... | |
 | Alfred Meadows - 1882 - 310 sider
...line = -?t inch. 1 inch = ,arssi seconds pendulum. 13 „ =1 foot. 38 „ = 3 „ = 1 yard. Length of pendulum vibrating seconds of") mean time in the latitude of London in V 39' 1393 lnches. a vacuum at the level of the sea . .) UXLATION OF MEAsUBBs TO WEIGHT. 1 minim in... | |
 | John Ogilvie - 1883 - 834 sider
...time that if this standard should be lost or destroyed, the length of the yard should be determined by reference to the length of a pendulum vibrating seconds of mean time in a vacuum in the latitude of London, at sea-level. When the standard yard was actually destroyed, however,... | |
 | Titbits - 1884 - 376 sider
...standard should be lost, defaced, or injured, it is to be replaced or restored by a comparison with the pendulum vibrating seconds of mean time in the latitude of London, in a vacuum on the level of the sea ; the yard being in the proportion of 36 inches to 33-1393 of the pendulum.... | |
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A pendulum vibrating seconds of mean time in the latitude of London, in a vacuum and at the level of the sea, is divided into 391 ,393 equal parts. 
