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551_Physics ProblemsTechnical Physics

# 551_Physics ProblemsTechnical Physics - Chapter 19 Section...

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Chapter 19 553 Section 19.4 Thermal Expansion of Solids and Liquids P19.8 α = × ° 1 10 10 5 1 . C for steel L = × ° ° − − ° = 518 1 10 10 35 0 20 0 0 313 5 1 m C C C m . . . . e j a f P19.9 The wire is 35.0 m long when T C = − ° 20 0 . C. L L T T i i = α b g α α = ° = × ° 20 0 1 70 10 5 1 . . C C a f a f for Cu. L = × ° ° − − ° = + 35 0 1 70 10 35 0 20 0 3 27 5 1 . . . . . m C C C cm a f a f e j a f c h P19.10 L L T i = = × ° ° = α 25 0 12 0 10 40 0 1 20 6 . . . . m C C cm a f e j a f P19.11 For the dimensions to increase, L L T i = α 1 00 10 1 30 10 2 20 20 0 55 0 2 4 1 . . . . . × = × ° ° = ° cm C cm C C a fa f T T *P19.12 L L T i = = × ° ° = × α 22 10 2 40 30 1 58 10 6 3 C cm C cm e j a fa f . . P19.13 (a) L L T i = = × ° ° = α 9 00 10 30 0 65 0 0 176 6 1 . . . . C cm C mm a fa f (b) L L T i = = × ° ° = × α 9 00 10 1 50 65 0 8 78 10 6 1 4 . . . . C cm C cm a fa f (c) V V T i = = × ° F H G I K J ° = 3 3 9 00 10 30 0 1 50 4 65 0 0 093 0 6 1 2 α π . . . . C cm C . cm 3 3 e j a fa f a f *P19.14 The horizontal section expands according to L L T i = α . x = × ° ° ° = × 17 10 28 0 46 5
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