problem02_53 solution

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

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2.53: a) The change in speed is the area under the a x versus t curve between vertical lines at s 5 . 2 = t and s. 5 . 7 = t This area is s cm 0 . 30 ) s 5 2 s 5 . 7 )( s cm 00 . 8 s cm 00 . 4 ( 2 2 2 1 = - + . This acceleration is positive so the change in velocity is positive.
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Unformatted text preview: b) Slope of v x versus t is positive and increasing with t ....
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