2/23/11 1 Physics 1222/23/11 2 Physics 1222/23/11 3 Physics 122 3.1 3.2 3.3 a 1% mp 41% a 1% b 0% 0 27% b 63% c 98% 2 14% c 12% d 1% pm 7% d 11% e 1% e 14% mp = neg to left of pos 0 = 0 velocity 2 = treat as 2 strings pm = pos to left of neg2/23/11 6 Physics 122 center of sphere focal point2/23/11 7 Physics 1222/23/11 8 Physics 122 o i h h´ RoiRhhoihh==''R 2/111Rfoif=+=Mathematical2/23/11 9 Physics 1222/23/11 10 Physics 1222/23/11 11 Physics 122 o i h h´ o i R oRiRhhoihh+==''2/111Rfoif==Mathematical2/23/11 12 Physics 122 2/'111Rfoihhoif==+=h > 0 h´< 0 h < 0 h´> 0 i > 0 o > 0 i < 0 o < 0 f < 0 f > 0 “standard” arrangement2/21/11 14 Physics
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