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**Unformatted text preview: **t = 0) and solving for t yields s 5 . 12 s m 20 . 3 ) s m . 20 ( 2 2 2 C T = = = a v t and at this time x T = x C = 250 m. b) a C t = (3.20 m/s 2 )(12.5 s) = 40.0 m/s (See Exercise 2.37 for a discussion of why the car’s speed at this time is twice the truck’s speed.) c) d)...

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