What was the cars speed, What was the car's speed just

What was the cars speed

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Reference no: EM13197310

An automobile is traveling on a long, straight highway at a steady 77.0 when the driver sees a wreck 200 ahead. At that instant, she applies the brakes (ignore reaction time). Between her and the wreck are two different surfaces. First there is 140 of ice, where the deceleration is only 1.20 . From then on, it is dry concrete, where the deceleration is a more normal 6.50 . What was the car's speed just after leaving the icy portion of the road?

Reference no: EM13197310

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