110415 - 4/15/11 4/15/11 Physics 122 1 4/15/11 Physics 122...

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4/15/11 1 4/15/11 1 Physics 122 4/15/11 2 Physics 122 4/15/11 3 Physics 122 n 1 sin θ 1 = n 2 sin 2
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4/15/11 2 4/15/11 4 Physics 122 1 2 mv 1 2 + U 1 = 1 2 mv 2 2 + U 2 n med = v med c 4/15/11 5 Physics 122 4/15/11 6 Physics 122
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4/15/11 3 4/15/11 7 Physics 122 object Virtual image of the object equal distance along perpendicular 4/15/11 8 Physics 122 2 / ' 1 1 1 R f o i h h o i f = = + = h > 0 h ´< 0 h < 0 h ´> 0 i > 0 o > 0 i < 0 o < 0 f < 0 f > 0 “standard” arrangement 4/15/11 9 Physics 122 1 f = 1 i + 1 o h ' h = i o f > 0 f < 0 “standard” arrangement i o
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4/15/11 4 4/15/11 10 Physics 122 4/15/11 11 4/15/11 12 Physics 122 θ Δ D a θ When Δ D = n λ , waves add. When Δ D = (n+1/2) λ , waves cancel
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4/15/11 5 4/15/11 13 Physics 122 -0.05 0 0.05 0.1 0.15 0.2 0.25 0.3 -20 -15 -10 -5 0 5 10 15 20 x θ d/2 Δ D Δ D = 0 Δ D = λ /2 4/15/11 14 Physics 122 d a da DMin IMin DMin IMin 22 2 2 11 sin sin θ λ == ≈≈ 4/15/11 15 Physics 122 F q Q = F Q q = k C qQ r 2 k c = 9 × 10 9 N-m 2 /C 2
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4/15/11 6 4/15/11 16 Physics 122 4/15/11 Physics 122 ± g = ± F acting on
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110415 - 4/15/11 4/15/11 Physics 122 1 4/15/11 Physics 122...

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