The driver of a train moving at 20 m/s applies the brakes when it passes an amber

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The driver of a train moving at 20 m/s applies the brakes when it passes an amber signal. The next signal is 1 km down the track and the train reaches it 75 s later. Find the train’s acceleration and its speed at the next signal.

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The Physical Universe

ISBN: 978-0077862619

16th edition

Authors: Konrad B Krauskopf, Arthur Beiser

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