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(a) A light-rail commuter train accelerates at a rate of 1.35 m/s2. How long does it take it to...

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Introduction: Physics
                        
More Details: (a) A light-rail commuter train accelerates at a rate of 1.35 m/s2. How long does it take it to reach its top speed of 80.0 km/h starting from rest?
                s
                (b) The same train ordinarily decelerates at a rate of 1.95 m/s2. How long does it take to come to a stop from its top speed?
                s
                (c) In emergencies the train can decelerate more rapidly, coming to rest from 80.0 km/h in 8.30 s. What is its emergency deceleration in m/s2?
                m/s2
asked 7 months ago by anonymous

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