COLLEGE PHYSICS
2nd Edition
ISBN: 9781464196393
Author: Freedman
Publisher: MAC HIGHER
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Chapter 24, Problem 28QAP
To determine
Three examples of spherical concave mirrors in your daily life and their approximate focal lengths
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Chapter 24 Solutions
COLLEGE PHYSICS
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- What is the case when the angle of refraction is smaller than the angle of incidence? (7.2) (a) The critical angle is exceeded. (b) The first medium is less dense. (c) The second medium has a smaller index of refraction. (d) The speed of light is greater in the second medium.arrow_forward• A concave mirror produces a virtual image that is three times as tallas the object. (a) If the object is 16 cm in front of the mirror, what is theimage distance? (b) What is the focal length of this mirror?arrow_forward•8 An object is placed against the center of a spherical mirror and then moved 70 cm from it along the central axis as the image distance i is measured. Figure 34-36 gives i versus object distance p out to P. = 40 cm. What is i for p = 70 cm? 400 -400arrow_forward
- • An object is a distance 2ƒ from a convex lens. (a) Use a ray diagram to find the approximate location of the image. (b) Is theimage upright or inverted? (c) Is the image real or virtual? Explain.arrow_forward• Part A Consider a typical convex passenger-side mirror with a focal length of -80 cm. A 1.7-m-tall cyclist on a bicycle is 25 m from the mirror. You are 1.4 m from the mirror, and suppose, for simplicity, that the mirror, you, and the cyclist all lie along a line. How far are you from the image of the cyclist? Express your answer with the appropriate units. µA 团? L = Value Units Submit Request Answer Part B What is the image height? Express your answer with the appropriate units. h' = Value Units Submit Request Answerarrow_forward•42 Figure 34-40 gives the lateral magnification m of an object versus the object distance p from a lens as the object is moved along the cen- tral axis of the lens through a range of values for p out to p, = 20.0 cm. What is the magnification of the ob- ject when the object is 35 cm from the lens? E 0.5 p (cm) Figure 34-40 Problem 42.arrow_forward
- • A convex mirror has a radius of curvature that has a magnitude equal to 24 cm. Use ray diagrams to locate the image, if it exists, for an object near the axis at distances of (a) 55 cm, (b) 24 cm, (c) 12 cm, (d) 8.0 cm, and (e) 1.0 cm from the mirror. For each case, state whether the image is real or virtual; upright or inverted; and enlarged, reduced, or the same size as the object. 26arrow_forward•48 An object is moved along the central axis of a thin lens while the lateral magnification m is measured. Figure 34-43 gives m ver- sus object distance p out to p, = 8.0 cm. What is the magnification of the object when the object is 14.0 cm from the lens? p (cm)arrow_forward• Light is refracted as it travels from a point A in medium 1 to apoint B in medium 2. If the index of refraction is 1.33 in medium1 and 1.51 in medium 2, how much time does it take for light to gofrom A to B, assuming it travels 331 cm in medium 1 and 151 cm inmedium 2?arrow_forward
- •• An object is 15.0 cm in front of a converging lens that has a focal length equal to 15.0 cm. A diverging lens that has a focal length whose magnitude is equal to 15.0 cm is located 20.0 cm in back of the first. (a) Find the location of the final image and describe its properties (for example, real and inverted) and (b) draw a ray diagram to corroborate your answers to Part (a). SSM 55arrow_forward•• A concave mirror has a radius of curvature equal to 24 cm. Use ray diagrams to locate the image, if it exists, for an ob- ject near the axis at distances of (a) 55 cm, (b) 24 cm, (c) 12 cm, and (d) 8.0 cm from the mirror. For each case, state whether the image is real or virtual; upright or inverted; and enlarged, reduced, or the same size as the object. 24arrow_forward•• You view a nearby tree in a concave mirror. The inverted imageof the tree is 4.8 cm high and is located 7.0 cm in front of the mirror.If the tree is 28 m from the mirror, what is its height?arrow_forward
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