problem17_91

University Physics with Modern Physics with Mastering Physics (11th Edition)

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17.91: a) ° = = - ° - × = C 67 in.) 5000 . 2 ( 1 ) (C 5 10 (1.2 in.) 0020 . 0 ( 0 αR R T to two figures, so the ring should be warmed to C. 87 ° b) the difference in the radii was initially 0.0020 in., and this must be the difference between the amounts the radii have shrunk. Taking 0 R to be the same for both rings, the temperature must be lowered by an amount
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