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[Post New]25 Mar 2007 21:36:35 IST
    Subject: shortest time
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A.Vignesh (124)

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Olaaa!! Perrrfect answer. 22  [29 rates]
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Plz try this:
 
The motors of an electric train can give it an acceleration of 1 m/sec2 and the breaks can give a negative acceleration of 3 m/sec2 . the shortest time in which the train can make a trip between two stations 1215 m apart is
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