Light and Electricity: Notes of Two Courses of Lectures Before the Royal Institution of Great BritainAppleton, 1874 - 194 páginas |
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Términos y frases comunes
angle of incidence aperture atoms attraction augmented axis bands battery body bright bright bands cable called caused centre circuit coil colors conductor core crystal dark diamagnetic direction discharge distance double refraction duced earth elasticity electric current electrified electro-magnet electrode emission theory employed ether ether waves Faraday film flame force galvanometer glass gypsum heat helix Hence hydrogen Iceland spar illuminated index of refraction intensity iron lens lines liquid luminous magnetic marginal rays metals mirror motion needle object oblique obtained optic oxygen parallel particles passes perpendicular phenomena placed plane of vibration plate platinum polarized poles portion position primary principal focus prism produce Prof rays reflected refractive index repelled retardation retina rings rotation round screen secondary seen shadow slit solar spark spectrum spherical square substance surface thickness tion tourmaline transmitted vapor velocity of light voltaic current waves white light wire zinc
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Página 104 - In its case the sine of the angle of incidence is to the sine of the angle of refraction...