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Quiz 10

Quiz 10. Fall 2011. 1. Light takes the path from one point to another that is A. quickest. B. shortest. C. closest to a straight line. D. None of these. Comment: Light takes the path of least time, which , said another way, is the quickest. 2. Your reflected image in a plane

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Quiz 10

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  1. Quiz 10 Fall 2011

  2. 1. Light takes the path from one point to another that is A. quickest. B. shortest. C. closest to a straight line. D. None of these. Comment: Light takes the path of least time, which, said another way, is the quickest.

  3. 2. Your reflected image in a plane mirror is as far behind the mirror as A. half your height. B. half your distance from the mirror. C. your distance from the mirror. D. twice your distance from the mirror.

  4. 3. Refracted light that bends away from the normal is light that has A. slowed down. B. speeded up. C. bounced. D. diffracted.

  5. 4. The fastest light inside clear glass is A. red. B. green. C. blue. D. no color in particular, for light of all colors travels at the same speed.

  6. 5. When the pinhole in a pinhole camera is made larger (but not too large), the image is A. clearer. B. brighter. C. larger. D. All of the above.

  7. 6. A diverging lens can form a A. real image B. virtual image C. Either of these D. None of these

  8. 7. A converging lens can form a A. real image. B. virtual image. C. Either of these. D. None of these.

  9. 8. Eyeglasses correct for light distortions called A. spherical aberrations. B. chromatic aberrations. C. Either of these. D. None of these.

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