problem08_82

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

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8.82: Even though one of the masses is not known, the analysis of Section (8.4) leading to Eq. (8.26) is still valid, and m/s. 0.250 m/s 0.050 m/s 200 . 0 red = + = v b) The mass red m may be found from either energy or momentum considerations. From momentum conservation, kg. 024 . 0 m/s) (0.250 m/s) 050 . 0 m/s kg)(0.200
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Unformatted text preview: 040 . ( red =-= m As a check, note that collision. elastic perfectly a for must it as , so J, 10 . 8 m/s) kg)(0.250 024 . ( m/s) kg)(0.050 040 . ( and J, 10 . 8 m/s) kg)(0.200 040 . ( 2 1 4 2 2 1 2 2 1 2 4 2 2 1 1 K K K K = × = + = × = =--...
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