Gage, Alfred P. (Alfred Payson), 1836-1903, Fessenden, C · Toronto : W.J. Gage · leaf 365
only of parabolic mirrors, such as are usedwith the head-lights of locomotives. Construct a diagram representinga mirror of large aperture, and it will be found that those rays thatstrike the mirror at considerable distance from its center, iiitersect the.principal axis after reflection at points… … ill front of the face, and introduce a candle-flame between the spoonand your eyes. What do you see? Why? See § 278. Experiment 2. Turn the convex side of the spoon toward you.What do y<JU sec? Explain. Experiment 3. Repeat the two preceding experiments, holding thespoon between the flame and…
Physics
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