Physics
posted by Jair .
A car traveling 51.1 km/h is 29.6 m from a barrier when the driver slams on the brakes. The car hits the barrier 3.08 s later. (a) What is the car's constant deceleration magnitude before impact? (b) How fast is the car traveling at impact?

Physics 
Henry
See Related Questions: Wed, 92 09, 11:44 PM.
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