problem11_84

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

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11.84: a) b) The ratio of the added force to the elongation, found from taking the slope of the graph, doing a least-squares fit to the linear part of the data, or from a casual glance at the data gives . m N 10 00 . 2 4 × = l F From Eq. (11.10), Pa. 10 8 . 1 ) ) m 10 35 . 0 ( ( m) 50 . 3
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Unformatted text preview: ( ) m N 10 00 . 2 ( 11 2 3 4 = = =- A l l F Y c) The total force at the proportional limit is N, 80 N 60 N . 20 = + and the stress at this limit is Pa. 10 1 . 2 8 ) m 10 35 . ( ) N 80 ( 2 3 =-...
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