The Weight Field of Force of the EarthWashington University, 1940 - Всего страниц: 84 |
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... sidereal day , and ( 21 ) = 1 25800 × 3661 واط in which 25800 is about the number of years it takes for the earth's axis of figure to rotate once around the polar axis of the ecliptic , and 3661 is the number of sidereal days in a year ...
... sidereal day , and ( 21 ) = 1 25800 × 3661 واط in which 25800 is about the number of years it takes for the earth's axis of figure to rotate once around the polar axis of the ecliptic , and 3661 is the number of sidereal days in a year ...
Содержание
SECTION | 1 |
Retardation due to an atmosphere | 12 |
GEODETIC CONSIDERATIONS | 22 |
Авторские права | |
Не показаны другие разделы: 7
Часто встречающиеся слова и выражения
absolute acceleration absolute velocity air resistance angle angular velocity astronomic latitude aw aw axis of rotation ballistic axes cardinal axes center of gravity centrifugal force components convective coordinates corresponding cos² curve denote deviate differential equations dt dt earth earth's axis east-and-west line Eötvös equa equations of motion equipollent equipotential curve expression field of force fixed point formula 19 geodesy geoid geometric Hence horizontal plane instant length level surface lines of force magnitude normal section nutation particular perpendicular plumb-bob locus plumb-line point P₁ point Q position potential function Price principal normal projectile R₁ radius of curvature rest with respect second balance second system sidereal day sin² šó solid system of reference tangent tion turning table V₁ V₂ vector g w₁ Watt governor ξη Φι ди диди მა ફ્