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A 100-m-long train accelerates uniformly from rest. If the front of the train passes a railway worker 166 m down the track at a speed of 21 m/s, what will be the speed of the last car as it passes the worker?
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What is the (average) acceleration of a vehicle which speeds up from 22 m/s to 88 m/s in 21.2 seconds? please provide work to explain
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