On the Undulatory Theory of Optics: Designed for the Use of Students in the UniversityMacmillan, 1866 - 159 σελίδες |
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Σελίδα 12
... less than 2a : and when B A + 180 ° , c is 0 , that is , there is no motion whatever . To understand this clearly , we must consider what is meant by the expression - 2π a sin ( vt - x ) + + B } , λ or , ( in this case of destruction of ...
... less than 2a : and when B A + 180 ° , c is 0 , that is , there is no motion whatever . To understand this clearly , we must consider what is meant by the expression - 2π a sin ( vt - x ) + + B } , λ or , ( in this case of destruction of ...
Σελίδα 19
... less than b : X = a versin ( 2π ( 0 ) from wb till w = b + λ : X = 0 while w is > b + λ . This is a discontinuous function express- ing a single wave ( since the particles are only disturbed when vt - x is dX > b < b + λ ) . And it ...
... less than b : X = a versin ( 2π ( 0 ) from wb till w = b + λ : X = 0 while w is > b + λ . This is a discontinuous function express- ing a single wave ( since the particles are only disturbed when vt - x is dX > b < b + λ ) . And it ...
Σελίδα 21
... less for yellow : still less for green , blue , and indigo successively , and least for the reddish violet rays , for which λ = 0,0000167 inch . Com- mon white light we shall suppose to consist of a mixture of waves of all lengths ...
... less for yellow : still less for green , blue , and indigo successively , and least for the reddish violet rays , for which λ = 0,0000167 inch . Com- mon white light we shall suppose to consist of a mixture of waves of all lengths ...
Σελίδα 26
... less than that of a by 2 λ λ that of a less than that of b by ; and so on . The waves from 2 corresponding parts of Aa and ab are , at starting , in the same phase . Consequently when they reach G , the wave from a part of Aa is in ...
... less than that of a by 2 λ λ that of a less than that of b by ; and so on . The waves from 2 corresponding parts of Aa and ab are , at starting , in the same phase . Consequently when they reach G , the wave from a part of Aa is in ...
Σελίδα 27
... less and the same investigation which shews that in the former case the sound ought to spread equally in all directions , shews that in the latter the light ought to be insensible except nearly in front of the hole . We have reason to ...
... less and the same investigation which shews that in the former case the sound ought to spread equally in all directions , shews that in the latter the light ought to be insensible except nearly in front of the hole . We have reason to ...
Άλλες εκδόσεις - Προβολή όλων
Συχνά εμφανιζόμενοι όροι και φράσεις
2π λ a² cos² Algebra analyzing plate angle of incidence aperture axis BROOKE FOSS WESTCOTT Cambridge cloth coefficient common light Consequently Crown 8vo dicular different colours direction displacement distance disturbance double refraction ELEMENTARY TREATISE elliptically polarized English equal equation ether explain expression Extra fcap extraordinary ray fcap find the intensity Fresnel's rhomb front glass Iceland spar integral intensity of light investigation Latin length Mathematical motion nearly Newton's rings ordinary ray original particles pencil perpen perpendicular phænomena plane of incidence plane of polarization plane of reflection polarized light position principal plane prism produced Professor PROP proportion radius reflected ray represented retardation rhombohedron Schools screen Second Edition seen shews similar sin² suppose surface tion tourmaline undulation uniaxal crystal velocity vibration vibrations perpendicular vt-x λ 2π λό όλ
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