problem15_07

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

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15.7: a) Hz, 25.0 m) 320 . 0 ( s) m 00 . 8 ( = = λ = v f m. rad 19.6 m) 320 . 0 ( ) 2 ( 2 s, 10 4.00 Hz) 0 . 25 ( 1 1 2 = = λ = × = = = - π π k f T b) . m 320 . 0 Hz) (25.0 2 cos m) 0700 . 0 ( ) , ( + = x t π t x y c) [ ] cm. 95 . 4 m)) (0.320 m) (0.360 Hz) s)(25.0 ((0.150 2 cos m) 0700 . 0 ( - = + π d) The argument in the square brackets in the expression used in part (c) is ), 875 . 4 ( 2 π and the displacement will next be zero when the argument is
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