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34_Ch 23 College Physics ProblemCH23 Mirrors and Lenses

34_Ch 23 College Physics ProblemCH23 Mirrors and Lenses -...

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300 CHAPTER 23 (b) When q , we find 3 = − f ( ) 3 3 3 4 f f f p f f = = (c) In case (a), 4 3 4 3 q f M p f = − = − = − and in case (b), 3 4 3 4 q f M p f = − = − = + 23.61 If R and , the focal length is given by 1 3.00 m = − 2 6.00 m R = − 1 1 2 2 1 1 .00 m 6.00 m n n n = =  2 1 n 1 1 3.00 m 6 + f n ( or ) 2 n 2 1 m n n 6.00 f = (1) (a) If 1.5 n = and , then 1 0 2 1.00 n = ( )( ) 6.00 m 1.00 12.0 m 1.00 1.50 f = = − The thin lens equation gives ( ) ( ) 10.0 m 12.0 m 10.0 m 12.0 m
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