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Unformatted text preview: mehta (snm425) Homework 1 erskine (58715) 1 This print-out should have 21 questions. Multiple-choice questions may continue on the next column or page find all choices before answering. 001 (part 1 of 3) 10.0 points For 599 nm light, calculate the critical an- gle for the following materials surrounded by water (index of refraction: 1 . 333). diamond. (index of refraction: 2 . 34) Answer in units of . 002 (part 2 of 3) 10.0 points flint glass. (index of refraction: 1 . 64) Answer in units of . 003 (part 3 of 3) 10.0 points ice. (index of refraction: 1 . 31) 1. sin 1 parenleftbigg n water n ice parenrightbigg 2. there is no critical angle 3. sin 1 parenleftbigg 1 n ice parenrightbigg 4. sin 1 parenleftbigg n ice n water parenrightbigg 004 10.0 points Hint: A ray diagram would be helpful. Determine the minimum height of a vertical flat mirror in which a person 71 in . in height can see his or her full image. Answer in units of in . . 005 10.0 points An object is placed at a distance of 1.5 f from a converging lens of focal length f , as shown. 2 f f f 2 f 3 f What type of image is formed and what is the size relative to the object? Type Size Direction 1. Virtual Smaller Inverted 2. Real Smaller Upright 3. Virtual Smaller Upright 4. Virtual Same size Upright 5. Real Larger Inverted 6. Real Smaller Inverted 7. Virtual Larger Inverted 8. Virtual Larger Upright 9. Real Larger Upright 10. Virtual Same size Inverted 006 10.0 points A concave mirror has a focal length f = 43 cm. Determine the conditions on the object po- sition p for the image to be erect at q . 1. q = p 2. p < f 3. f < p < q 4. p < q < f 5. f < q 6. p < q 7. q < f < p 8. q < f 9. f < p 10. f = q 007 10.0 points mehta (snm425) Homework 1 erskine (58715) 2 A flat mirror can be treated as a special type of spherical mirror that has an infinite ra-...
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