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Introductory Physics Homework Help
How Far Does a Car Slide on Wet Concrete Before Stopping?
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[QUOTE="astru025, post: 4518611, member: 488663"] [b]Ap physics friction force please help![/b] [h2]Homework Statement [/h2] A 1000kg car traveling at a speed of 40m/s skids to a halt on wet concrete where the friction force is 6000N. How far does the car slide before coming to a stop? [h2]Homework Equations[/h2] F=mv^2 / r 1000 kg x (40 m/s^2) / r = 6000 N I got 266.7 [h2]The Attempt at a Solution[/h2] I came up with a positive number and it should be a negative number... What am I doing wrong?! [/QUOTE]
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How Far Does a Car Slide on Wet Concrete Before Stopping?
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