If the object is 10 m away and the image is 9.8 cm, what is the focal length? (Hint: use Lab Manual Equation 4.2: 1 / o+ 1 / i = 1 / f) Suppose one estimated the focal length by assuming f = i. What is the discrepancy between this approximate value and the true value?

If the object is 10 m away and the image is 9.8 cm, what is the focal length? (Hint: use Lab Manual Equation 4.2: 1 / o+ 1 / i = 1 / f) Suppose one estimated the focal length by assuming f = i. What is the discrepancy between this approximate value and the true value?

University Physics Volume 3

17th Edition

ISBN:9781938168185

Author:William Moebs, Jeff Sanny

Publisher:William Moebs, Jeff Sanny

Chapter2: Geometric Optics And Image Formation

Section: Chapter Questions

Problem 87P: How far should you hold a 2.1 cm-focal length magnifying glass from an object to obtain a...

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