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Question: a train started from rest in a station and accelerated...

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A train started from rest in a station and accelerated at 0.5 m s−2 to reach its top speed of 50 m s−1 and maintained this speed for 90 minutes.

As the train approached the next station the driver applied the brakes uniformly to bring the train to a stop in a distance of 500 m.

 

(i)    Calculate how long it took the train to reach its top speed. 

 

(ii)  Calculate the acceleration experienced by the train when the brakes were applied    

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