On the Connexion of the Physical SciencesJ. Murray, 1858 - 523 pages |
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Page 13
... Forces Tangential Force the cause of the Periodic In- equalities in Longitude , and Secular Inequalities in the Form and Position of the Orbit in its own Plane Radial Force the cause of Variations in the Planet's Distance from the Sun ...
... Forces Tangential Force the cause of the Periodic In- equalities in Longitude , and Secular Inequalities in the Form and Position of the Orbit in its own Plane Radial Force the cause of Variations in the Planet's Distance from the Sun ...
Page 14
... force ( N. 63 ) which disturbs a planet is equivalent to three partial forces . One of these acts on the disturbed planet , in the direction of a tangent to its orbit , and is called the tangential force : it occasions secular ...
... force ( N. 63 ) which disturbs a planet is equivalent to three partial forces . One of these acts on the disturbed planet , in the direction of a tangent to its orbit , and is called the tangential force : it occasions secular ...
Page 15
... force , and would be the same whether it varied inversely as the square of the distance , or not , provided only that it be directed to the centre of the sun . Hence the tangential force , not being directed to the centre , occasions an ...
... force , and would be the same whether it varied inversely as the square of the distance , or not , provided only that it be directed to the centre of the sun . Hence the tangential force , not being directed to the centre , occasions an ...
Page 16
... force following any other law would cause the body to move in a curve of a very different kind . Now , the radial disturbing force varies directly as the distance ; and , as it sometimes combines with and increases the intensity of the ...
... force following any other law would cause the body to move in a curve of a very different kind . Now , the radial disturbing force varies directly as the distance ; and , as it sometimes combines with and increases the intensity of the ...
Page 18
... force tends to pull the disturbed body above , or push ( N. 72 ) it below , the plane of its orbit , according to the relative positions of the two planets with regard to the sun , considered to be fixed . By this action , it sometimes ...
... force tends to pull the disturbed body above , or push ( N. 72 ) it below , the plane of its orbit , according to the relative positions of the two planets with regard to the sun , considered to be fixed . By this action , it sometimes ...
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Common terms and phrases
61 Cygni action appears atmosphere attraction bismuth bodies cause centre centrifugal force chemical colour comet consequently copper crystal dark degree density diamagnetic diameter diminishes direction disturbing double stars earth ecliptic effect electricity equal equator ethereal medium excentricity Fcap force glass gravitation greater heat hemisphere increase intensity Jupiter latitude length light lines liquid longitude luminous lunar magnetic major axis mass meridian metallic miles moon motion move nearly nebula nodal lines nodes northern hemisphere NOTE nutation observed optic axis orbit oscillations parallax paramagnetic particles passing perihelion periodic phenomena planets plate polarized pole position Post 8vo produced quantity rays reflected refraction refrangible revolution revolving right angles rings rotation round satellites Sir John Herschel solar spectrum space stars substances sun's surface telescope temperature terrestrial tion tourmaline transmitted tricity undulations Uranus vapour variation velocity vibrations Vols Voltaic waves wire Woodcuts