Assume that a car decelerates at 2.0m/s2 and comes to a stop after traveling 25m.
a) Find the speed of the car at the start of the deceleration
The speed of the car at the start of the deceleration
"v_i=\\sqrt{2ad}\\\\\n=\\rm\\sqrt{2*2.0\\: m\/s^2*25\\:m}=10\\: m\/s"
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