problem11_83

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

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11.83: a) At the bottom of the path the wire exerts a force equal in magnitude to the centripetal acceleration plus the weight, N. 10 07 . 1 ) s m 80 . 9 ) m 50 . 0 ( rev)) rad 2 )( s rev 00 . 2 ((( 3 2 2 × = + = π m F From Eq. (11.10), the elongation is mm. 5
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Unformatted text preview: . 5 ) m 10 014 . )( Pa 10 7 . ( ) m 50 . )( N 10 07 . 1 ( 2 4 11 3 = × × ×-b) Using the same equations, at the top the force is 830 N, and the elongation is 0.0042 m....
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This document was uploaded on 02/05/2008.

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