24_InstSolManual_PDF_Part1 - GEOMETRIC OPTICS 24 7. A 8. B...

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Unformatted text preview: GEOMETRIC OPTICS 24 7. A 8. B 9. B 10. A 11. E 12. B 13. B, D 14. E 15. B Answers to Multiple-Choice Problems 1. C 2. A 3. C 4. A, D 5. D 6. A, D Solutions to Problems 24.1. Set Up: For a plane mirror s 5 2s r and m 5 1.00. Solve: The image is 39.2 cm to the right of the mirror and is 4.85 cm tall. 24.2. Set Up: In Figure 24.2, ray 1 travels from the feet of the giraffe to its eyes and ray 2 travels from the top of its head to its eyes. The total height of the giraffe is hg. Top of head y2 y2 Eyes u2 u2 2 Mirror y1 hm hg u1 u1 y1 1 Feet Figure 24.2 Solve: The two angles labeled u1 are equal because of the law of reflection, as are the two angles labeled u2. Since these angles are equal, the two distances labeled y1 are equal and the two distances labeled y2 are equal. The height of 24-1 ...
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This note was uploaded on 03/06/2009 for the course PHYS 114 taught by Professor Shoberg during the Spring '07 term at Pittsburg State Uiversity.

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