Lec24-1

# Lec24-1 - Lecture 24-1 2008 by W.H Freeman and Company...

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Lecture 24-1 ©2008 by W.H. Freeman and Company

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Lecture 24-2 Full Length” Mirror 1 2 FG BC AC = = 1 2 GH CD CE = = ( ) 11 22 FH AC CE AE = += Only half the object (and image) size is needed.
Lecture 24-3 Focal Point of a Spherical Mirror When parallel rays incident upon a spherical mirror, the reflected rays or the extensions of the reflected rays all converge toward a common point, the focal point of the mirror. Distance f is the focal length. Real focal point: the point to which the reflected rays themselves pass through. This is relevant for concave mirrors. Virtual focal point: the point to which the extensions of the reflected rays pass through. This is relevant for convex mirrors. f f Rays can be traversed in reverse. Thus, rays which (would) pass through F and strike the mirror will emerge parallel to the central axis. concave mirror: convex mirror

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Lecture 24-4 READING QUIZ 1 Which of the following statements is incorrect?
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## This note was uploaded on 04/23/2011 for the course PHYS 241 taught by Professor Wei during the Spring '08 term at Purdue.

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Lec24-1 - Lecture 24-1 2008 by W.H Freeman and Company...

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