A train starts from a station with a constant acceleration of 0.4 m/s2. A passenger arrives at a station 6 s after the end of the train left the very same point. What is the least speed at which the passenger should run to catch the train?
-
UP 0 DOWN 0 0 2
2 Answers
Sourish Ghosh
·2013-06-12 07:33:34
4.8m/s
- Akash Anand Try to give a crisp solution at the end of the day.Upvote·0· Reply ·2013-06-12 23:33:20
- Akash Anand Excellent work
Sourish Ghosh
·2013-06-13 07:45:22
12at2 = v(t-6)
Apply conditions for minima, get value of 't' and then find v accordingly.