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QUESTION
An engineer in a locomotive sees a car stuck on the track at a railroad crossing in front of the train.
An engineer in a locomotive sees a car stuck on the track at a railroad crossing in front of the train. When the engineer first sees the car, the locomotive is 340 m from the crossing and its speed is 16 m/s.If the engineer’s reaction time is 0.69 s, what should be the magnitude of the mini- mum deceleration to avoid an accident?Answer in units of m/s2
