On the Undulatory Theory of Optics: Designed for the Use of Students in the UniversityMacmillan, 1866 - 159 σελίδες |
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Σελίδα 22
... proportion of intensities would be . The maximum of vibra- tion when the wave reached G would , if it followed the same Now all the little waves laws as in air * , vary nearly as 1 ZG * When a wave of air diverges symmetrically through ...
... proportion of intensities would be . The maximum of vibra- tion when the wave reached G would , if it followed the same Now all the little waves laws as in air * , vary nearly as 1 ZG * When a wave of air diverges symmetrically through ...
Σελίδα 27
... proportion to the length of a wave , that all when they fall on G may be considered to be in the same phase , and therefore every part of the semicircle is in the same state of vibration . 28. The conclusions at which we have arrived ...
... proportion to the length of a wave , that all when they fall on G may be considered to be in the same phase , and therefore every part of the semicircle is in the same state of vibration . 28. The conclusions at which we have arrived ...
Σελίδα 33
... proportion in which the velocity is diminished . Let μ be the number expressing this proportion : then B'b == B'D . μ Similarly C has reached the surface still longer before , and has therefore diverged into a sphere whose radius 1 Cc ...
... proportion in which the velocity is diminished . Let μ be the number expressing this proportion : then B'b == B'D . μ Similarly C has reached the surface still longer before , and has therefore diverged into a sphere whose radius 1 Cc ...
Σελίδα 35
... proportion of the velocities of the waves in vacuum and in the refracting medium . Now it is well known that , experi- mentally , the refractive index is different for rays of different colours , that is , for waves whose lengths are ...
... proportion of the velocities of the waves in vacuum and in the refracting medium . Now it is well known that , experi- mentally , the refractive index is different for rays of different colours , that is , for waves whose lengths are ...
Σελίδα 36
... proportion of the velocity of a long wave of water to a short one is not invariable , but depends upon the depth of the watert . In this may be found an analogy , of a less satisfactory kind , to the change in the relation of the ...
... proportion of the velocity of a long wave of water to a short one is not invariable , but depends upon the depth of the watert . In this may be found an analogy , of a less satisfactory kind , to the change in the relation of the ...
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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 dx dy ELEMENTARY TREATISE elliptically polarized English equal equation ether explain expression Extra fcap extraordinary ray fcap 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 velocity vibration vibrations perpendicular vt-x λατ λό όλ
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