COLLEGE PHYSICS
2nd Edition
ISBN: 9781464196393
Author: Freedman
Publisher: MAC HIGHER
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Chapter 24, Problem 67QAP
To determine
Whether the image created due to refraction is real or not.
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Students have asked these similar questions
•• A certain telescope uses a concave spherical mirror that
has a radius equal to 8.0 m. Find the location and diameter of the
image of the moon formed by this mirror. The moon has a diameter
of 3.5 X 10°m and is 3.8 x 10* m from Earth.
31
• (a) Use a ray diagram to determine the approximate location ofthe image produced by a concave lens when the object is at a distance 2∙ ƒ ∙ from the lens. (b) Is the image upright or inverted? (c) Isthe image real or virtual? Explain.
9-
EXAMPLE 23-15 A two-lens system. Two converging lenses, A and B, with
focal lengths fA
in Fig. 23-44a. An object is placed 60.0 cm in front of the first lens as shown in
Fig. 23-44b. Determine (a) the position, and (b) the magnification, of the final
image formed by the combination of the two lenses.
= 20.0 cm and fs # 25.0 cm, are placed 80.0 cm apart, as shown
Lens A
Lens B
FB
FR
(а)
80.0 cm
FIGURE 23-44 Two lenses,
A and B, used in combination.
Example 23-15. The small numbers
refer to the easily drawn rays.
FA
FB
FAIA
FR
OB
(= 1A)
doB
(b)
Chapter 24 Solutions
COLLEGE PHYSICS
Ch. 24 - Prob. 1QAPCh. 24 - Prob. 2QAPCh. 24 - Prob. 3QAPCh. 24 - Prob. 4QAPCh. 24 - Prob. 5QAPCh. 24 - Prob. 6QAPCh. 24 - Prob. 7QAPCh. 24 - Prob. 8QAPCh. 24 - Prob. 9QAPCh. 24 - Prob. 10QAP
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Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, physics and related others by exploring similar questions and additional content below.Similar questions
- In many applications, it is necessary to expand or decrease the diameter of a beam of parallel rays of light, which can be accomplished by using a converging lens and a diverging lens in combination. Suppose you have a converging lens of focal length 21.0 cm and a diverging lens of focal length 12.0 cm. (a) How can you arrange these lenses to increase the diameter of a beam of parallel rays? (b) By what factor will the diameter increase?arrow_forwardCan an image be larger than the object even though its magnification is negative? Explain.arrow_forwardSuppose you want to use a converging lens to project the image of two trees onto a screen. One tree is a distance x from the lens; the other is at 2%, as in Figure CQ23.7. You adjust the screen so that the near tree is in focus. If you now want the far tree to be in focus, do you move the screen toward or away from the lens? Figure CQ23.7arrow_forward
- In Example 25.7, the magnification of a book held 7.50 cm from a 10.0 cm focal length lens was found to be 3.00. (a) Find the magnification for the book when it is held 8.50 cm from the magnifier. (b) Do the same for when it is held 9.50 cm from the magnifier. (c) Comment on the trend in m as the object distance increases as in these two calculations.arrow_forwardWill the focal length of a lens change when it is submerged in water? Explain.arrow_forwardSuppose you want to use a converging lens to project the image of two trees onto a screen. One tree is a distance x from the lens; the other is at 2%, as in Figure CQ23.7. You adjust the screen so that the near tree is in focus. If you now want the far tree to be in focus, do you move the screen toward or away from the lens? Figure CQ23.7arrow_forward
- What is the focal length of a makeup mirror that produces a magnification of 1.50 when a person’s face is 12.0 cm away? Explicitly show how you follow the steps in the ProblemSolving Strategy for Mirrors.arrow_forward• (a) Use a ray diagram to determine the approximate location ofthe image produced by a concave lens when the object is at a distance 12 ∙ ƒ ∙ from the lens. (b) Is the image upright or inverted? (c) Isthe image real or virtual? Explainarrow_forward• During a daytime football game you notice that a player’s reflective helmet forms an image of the Sun 4.8 cm behind the surface ofthe helmet. What is the radius of curvature of the helmet, assuming it to be roughly spherical?arrow_forward
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Convex and Concave Lenses; Author: Manocha Academy;https://www.youtube.com/watch?v=CJ6aB5ULqa0;License: Standard YouTube License, CC-BY