A car traveling at 40.4 m/s skids to a stop in 3.34 s. Determine the skidding distance of the car. (Assume uniform acceleration) Be sure to show your work.

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Physics

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2 June, 04:39

A car traveling at 40.4 m/s skids to a stop in 3.34 s. Determine the skidding distance of the car. (Assume uniform acceleration) Be sure to show your work.

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Robert · Answer 1

Okay so you have to find acceleration first. I used v=vo+at. Plug in the numbers and you get - 11.9m/s^2 as your constant acceleration. Then plug acceleration into d=vi (t) + 1/2 (a) t^2

d = (40m/s) (3.34s) + 1/2 (-11.9m/s^2) (3.34s) ^2

d=68.6m