the train starts its journey from rest with uniform acceleration for time 12 minutes to attain the velocity of 35 km/hour and the travel with this velocity for a period of time after which the uniformly Deaccelerate from the velocity tp zero in 10 minute. find the total time if the total distance travelled is 70.
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answer is 24 because in 12 minutes it travels 35 km it's final km is 70 then 12*2=24
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