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Olivia G.

asked • 01/15/18

What acceleration is needed to stop in time from hitting the wall?

Chris drives a 1200 kg car straight at a brick wall. He is accelerating at a rate of 4 m/s^2. He started from rest and accelerated for 3 seconds, and began to hit the brakes when he was 9m away from the wall. 
 
What acceleration is needed to stop in time from hitting the wall?

1 Expert Answer

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Arturo O. answered • 01/15/18

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