problem08_39

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

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8.39: In the notation of Example 8.10, with the smaller glider denoted as A , conservation of momentum gives s. m 40 . 5 ) 00 . 3 ( ) 50 . 1 ( 2 2 - = + B A v v The relative velocity has switched direction, so s. m 00 . 3 2 2 - = - B A v v Multiplying the second of these relations by (3.00) and adding to the first gives , s m 20 . 3 or s, m 4 . 14 ) 50 . 4 ( 2 2 - = - = A A v v with the minus sign indicating a velocity to the left. This may be substituted into either relation
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Unformatted text preview: to obtain s; m 20 . 2-= B v or, multiplying the second relation by (1.50) and subtracting from the first gives s, m 90 . ) 50 . 4 ( 2-= B v which is the same result....
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This document was uploaded on 02/04/2008.

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