Answered: What is the problem with his eyes

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...

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(a) David cannot view objects clearly if they are further than 0.80 m. His lens-to-retina distance is 2.0 cm
What is the problem with his eyes? What should be the optical power of his corrective glasses? Neglect
the distance between the glasses and his eyes.

(b) You find two positive lenses fi=5.0 cm and f2 =30 cm from the storage room. How would you arrange
them to construct a telescope? What is the magnification of your telescope? Is the image upright or
inverted?

(C)A magnifying glass, very close to the human eye, produces an angular magnification of 6 when the image
is 25 cm from the lens. What is the focal length of the magnifying glass? Is the image upright or
inverted?

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