Duff, A. Wilmer (Alexander Wilmer), b. 1864, ed, Guthe, Karl Eugen, 1866-1915, Hallock, William, 1857-1913, Lewis, E. Percival (Exum Percival), 1863-1925, Goodspeed, Arthur W. (Arthur Willis), b. 1860, Carman, Albert Pruden, b. 1861, McClung, Robert Kenning, 1874- · Philadelphia, P. Blakiston's Son & Co · leaf 369
that when F changes either n or \ or both must change.If Youngs experiment be performed in a medium such as water,it is found that the width of the bands in water is to their widthin air as the velocity of light in water is to that in air. HenceXJX=VJV, and n is constant. It is a matter of common… … Fig. 217. 407. Interference Effects. Fresnel, a young French artilleryofficer, about 1815, produced these effects by light diverging from a slit S and reflected fromtwo adjacent mirrors MMinclined at such a great angleso as to be almost in thesame plane. As shown byFig. 217, the light arrivingat…
Physics
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