problem11_27

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

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11.27: a) The top wire is subject to a tension of N 157 ) s m 80 . 9 )( kg 0 . 16 ( 2 = and hence a tensile strain of 3 3 ) m 10 5 . 2 )( Pa 10 20 ( ) N 157 ( 10 3.1 or , 10 14 . 3 2 7 10 - - × × × × = - to two figures. The bottom wire is subject to a tension of 98.0 N, and a tensile strain of
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Unformatted text preview: 3 10 96 . 1- , or 3 10 2.0- to two figures. b) mm, 1.57 m) )(0.500 10 (3.14 3 = -mm. 0.98 m) )(0.500 10 (1.96 3 = -...
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