Elements of natural philosophy (Volume 2-3) (1850)
Bartlett, W. H. C. (William Holms Chambers), 1804-1893 · New York : Barnes · leaf 329
y will be visible.To find elements By substituting in Equation (106), 3 for n, we mightof a tertiary bow; £n(j the radii of a third bow, which would be found toencircle the sun at the distance of about 43° 50; but theproximity of the sun, together with the great loss oflight arising from so many… … 6- a maximum § 127. By means of the calculus it is easily shownandJininmm7 ^at ^ *n Equation (104), is a maximum for the primaryforth:secondary; and a minimum for the secondary. This explains the ELEMENTS OF OPTICS. 321 remarkable fact that the space between these bows always Eemarkabl0 x d…
Mechanics · Acoustics · Optics
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