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2. A train starts its journey from stationP; accelerates at the rate of 2 m/s, andreaches its maximum speed in 10 s. Itmaintains this speed for 30 min and retardsuniformly to rest at the station Q after the next20 s. Calculate:(a) The maximum speed of the train.(b) Retardation(c) The distance between stations P and Q |
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