Gage, Alfred P. (Alfred Payson), 1836-1903, Fessenden, C · Toronto : W.J. Gage · leaf 368
&)When is it virtual? 5. (a) Is the image of an object formed by a convex mirror real orvirtual? (_h) Is it larger or smaller lliau the object? (c) Is it erect orinverted? NoTK. — Tho dlairram in Pigiire 2rA will 1)(> found sufTicicntly sug-gestive as to tiie method of tiuding tlie… … LIV. REFRACTION. Experiment 1. Across the bottom of a rectangular tin basin ABC1), Figure 255, mark a scale of millimeters. Into a darkened loomadmit a beam of sunlight, so that its rays may fall obliquely on thebottom of the basin, and note the place on the scale where the edge of the shadow D E…
Physics
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