SOLUTION: A train accelerates uniformly from rest for 180.0 seconds. During that time the train travels 12500 meters. Find the train's final velocity in km/h.

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Question 1010401: A train accelerates uniformly from rest for 180.0 seconds. During that time the train travels 12500 meters. Find the train's final velocity in km/h.
Answer by KMST(5328) About Me  (Show Source):
You can put this solution on YOUR website!
The average speed of the train during those %22180.0+seconds%22 is
.
Since the average uniformly increasing speed is the average of the initial and final speeds,
Finalspeed=2%28%22250.0+km+%2F+h%22%29=highlight%28%22500.0+km+%2F+h%22%29 .