5 cm b the image is real and inverted since i 0

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Unformatted text preview: Yes, since nw depends on the wavelength of the light. 34- 8. The graph in Fig. 34- 35 implies that f = 20 cm, which we can plug into Eq. 34- 9 (with p = 70 cm) to obtain i = +28 cm. 34- 21. (a) Since f > 0, then r>0, and the mirror is concave by convention. (b) f = + 20 cm, as given in the table. (c) Using Eq. 34- 3, we obta...
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