Dr. Jie ZouPHY 13711 Chapter 36 Image Formation Discussions.

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Dr. Jie ZouPHY Chapter 36 Image Formation Discussions

Dr. Jie ZouPHY Problem #22. A flint glass plate (n = 1.66) rests on the bottom of an aquarium tank. The plate is 8.00 cm thick (vertical dimension) and is covered with a layer of water (n = 1.33) 12.0 cm deep. Calculate the apparent thickness of the plate as viewed from straight above the water.

Dr. Jie ZouPHY Problem #40. Figure P36.40 shows a thin glass (n = 1.50) converging lens for which the radii of curvature are R1 = 15.0 cm and R2 = –12.0 cm. To the left of the lens is a cube having a face area of 100 cm2. The base of the cube is on the axis of the lens, and the right face is 20.0 cm to the left of the lens. (a) Determine the focal length of the lens. (b) Draw the image of the square face formed by the lens. What type of geometric figure is this? (c) Determine the area of the image.

Dr. Jie ZouPHY Problem #62. The object in Figure P36.62 is midway between the lens and the mirror. The mirror’s radius of curvature is 20.0 cm, and the lens has focal length of –16.7 cm. Considering only the light that leaves the object and travels first toward the mirror, locate the final image formed by this system. Is this image real or virtual? Is it upright or inverted? What is the overall magnification?