Dictionary of the Mathematical and Physical Sciences, According to the Latest Improvements and Discoveries |
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Page 3
... refracted ray . The longitudi- nal aberration is the distance of the focus from the point in which the same ray intersects the axis . If the focal distance of any lenses be given , if their aperture be small , and if the incident ray ...
... refracted ray . The longitudi- nal aberration is the distance of the focus from the point in which the same ray intersects the axis . If the focal distance of any lenses be given , if their aperture be small , and if the incident ray ...
Page 13
... refraction , condensation , & c . of the atmospheric fluid . AERONAUT , a person who sails or navigates through the air . lated , to such a degree as that the excess of the weight of an equal bulk of common air above the weight of the ...
... refraction , condensation , & c . of the atmospheric fluid . AERONAUT , a person who sails or navigates through the air . lated , to such a degree as that the excess of the weight of an equal bulk of common air above the weight of the ...
Page 33
... refraction and parallax . The quantity of the refraction is different at different altitudes ; and the quantity of the parallax is different according to the distance of the different luminaries : in the fixed stars this is too small to ...
... refraction and parallax . The quantity of the refraction is different at different altitudes ; and the quantity of the parallax is different according to the distance of the different luminaries : in the fixed stars this is too small to ...
Page 43
... refraction . See those words . object seeming still more and more round and smooth . APPARENT Motion , is either that motion which we perceive in a distant body that moves , the eye at the same time being either in motion or at rest ...
... refraction . See those words . object seeming still more and more round and smooth . APPARENT Motion , is either that motion which we perceive in a distant body that moves , the eye at the same time being either in motion or at rest ...
Page 58
... refraction in astronomy . From the year 800 till the begin- ning of the fourteenth century , the western parts of Europe were im- mersed in ignorance and barbarity , while the Arabians , profiting by the books they had preserved from ...
... refraction in astronomy . From the year 800 till the begin- ning of the fourteenth century , the western parts of Europe were im- mersed in ignorance and barbarity , while the Arabians , profiting by the books they had preserved from ...
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Dictionary of the Mathematical and Physical Sciences: According to the ... James Mitchell No preview available - 2017 |
Dictionary of the Mathematical and Physical Sciences: According to the ... James Mitchell No preview available - 2017 |
Common terms and phrases
absciss Algebra altitude appears Arithmetic Astronomy axis body called centre circle co-efficients conic sections consequently cosine cube cubic equation curve cycloid cylinder degree denominator denote diameter distance diurnal motion divided divisor earth ecliptic ellipse equa equal equation feet figure fluid fluxion force formula fraction frustrum Geometry given glass gravity greater greatest heat Hence horizon hyperbola inches instrument latitude length less logarithm longitude means measure mercury meridian method moon motion multiplied object observed orbit ordinate parabola parallax parallel passing perihelion perpendicular plane poles produced proportion quantity radius ratio rays refraction right angles right ascension right line roots side signs sine solid space specific gravity sphere spherical square stars subtangent supposed surd surface tance tang tangent telescope tion triangle tube velocity weight whence wind