Physics for Scientists and Engineers: A Strategic Approach with Modern Physics (4th Edition)
4th Edition
ISBN: 9780133942651
Author: Randall D. Knight (Professor Emeritus)
Publisher: PEARSON
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Chapter 35, Problem 8CQ
To focus parallel light rays to the smallest possible spot, should you use a lens with a small f-number or a large f-number? Explain.
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Chapter 35 Solutions
Physics for Scientists and Engineers: A Strategic Approach with Modern Physics (4th Edition)
Ch. 35 - Prob. 1CQCh. 35 - Prob. 2CQCh. 35 - Prob. 3CQCh. 35 - Prob. 4CQCh. 35 - Prob. 5CQCh. 35 - Prob. 6CQCh. 35 - Prob. 7CQCh. 35 - To focus parallel light rays to the smallest...Ch. 35 - Prob. 9CQCh. 35 - Two converging lenses with focal lengths of 40 cm...
Ch. 35 - Prob. 2EAPCh. 35 - Prob. 3EAPCh. 35 - Prob. 4EAPCh. 35 - Prob. 5EAPCh. 35 - A 2.0-rn-tall man is 10 m in front of a camera...Ch. 35 - What is the f-number of a lens with a 35 mm focal...Ch. 35 - What is the aperture diameter of a...Ch. 35 - A camera takes a properly exposed photo at f/5.6...Ch. 35 - A camera takes a properly exposed photo with a...Ch. 35 - Ramon has contact lenses with the prescription...Ch. 35 - Ellen wears eyeglasses with the prescription -1.0...Ch. 35 - 13. What is the f-number of a relaxed eye with the...Ch. 35 - Prob. 14EAPCh. 35 - Prob. 15EAPCh. 35 - Prob. 16EAPCh. 35 - Prob. 17EAPCh. 35 - A 20 telescope has a 12-cm-diameter objective...Ch. 35 - Prob. 19EAPCh. 35 - Prob. 20EAPCh. 35 - Prob. 21EAPCh. 35 - Prob. 22EAPCh. 35 - Prob. 23EAPCh. 35 - A scientist needs to focus a helium-neon laser...Ch. 35 - Prob. 25EAPCh. 35 - Prob. 26EAPCh. 35 - Prob. 27EAPCh. 35 - Prob. 28EAPCh. 35 - Prob. 29EAPCh. 35 - Prob. 30EAPCh. 35 - Prob. 31EAPCh. 35 - Prob. 32EAPCh. 35 - Prob. 33EAPCh. 35 - Prob. 34EAPCh. 35 - Prob. 35EAPCh. 35 - Prob. 36EAPCh. 35 - 37. You’ve been asked Lo build a telescope from a...Ch. 35 - Prob. 38EAPCh. 35 - Prob. 39EAPCh. 35 - Prob. 40EAPCh. 35 - Prob. 41EAPCh. 35 - Prob. 42EAPCh. 35 - Prob. 43EAPCh. 35 - Prob. 44EAPCh. 35 - Prob. 45EAPCh. 35 - Prob. 46EAPCh. 35 - Alpha Centauri, the nearest star to our solar...Ch. 35 - Prob. 48EAPCh. 35 - Prob. 49EAPCh. 35 - Prob. 50EAP
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- Two thin lenses of focal lengths f1 = 15.0 and f2 = 10.0 cm, respectively, are separated by 35.0 cm along a common axis. The f1 lens is located to the left of the f2 lens. An object is now placed 50.0 cm to the left of the f1 lens, and a final image due to light passing though both lenses forms. By what factor is the final image different in size from the object? (a) 0.600 (b) 1.20 (c) 2.40 (d) 3.60 (e) none of those answersarrow_forwardAn object is placed a distance of 10.0 cm to the left of a thin converging lens of focal length f = 8.00 cm, and a concave spherical mirror with radius of curvature +18.0 cm is placed a distance of 45.0 cm to the right of the lens (Fig. P38.129). a. What is the location of the final image formed by the lensmirror combination as seen by an observer positioned to the left of the object? b. What is the magnification of the final image as seen by an observer positioned to the left of the object? c. Is the final image formed by the lensmirror combination upright or inverted? FIGURE P38.129arrow_forwardHow many times will the incident beam in Figure P34.33 (page 922) be reflected by each of the parallel mirrors? Figure P34.33arrow_forward
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- A camera with a 50.0 mm focal length lens is being used to photograph a person standing 3.00 m away. (a) How far from the lens must the film be? (b) If the film is 36.0 mm high, what fraction of a 1.75 m tall person will ?t on it? (c) Discuss how reasonable this seems, based on your experience in taking or posing for photographs.arrow_forwardA small telescope has a concave mirror with a 2.00-rn radius of curvature for its objective. Its eyepiece is a 4.00 cm-focal length lens. (a) What is the telescope’s angular magnification? (b) What angle is subtended by a 25,000 km-diameter sunspot? (c) What is the angle of its telescopic image?arrow_forwardA man shines a flashlight from a boat into the water, illuminating a rock as in Figure P22.21. What is the angle of incidence 1?arrow_forward
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AP Physics 2 - Geometric Optics: Mirrors and Lenses - Intro Lesson; Author: N. German;https://www.youtube.com/watch?v=unT297HdZC0;License: Standard YouTube License, CC-BY