b. The trains have a top speed in a straight line of 20ms-1. In order to ensure that passengers are comfortable, the acceleration and deceleration of the trains are limited to 3ms-2. i. The route is counterclockwise starting from stop A and remains stationary at each stop for 2 minutes. Assuming that the train's acceleration/deceleration is constant, calculate the time taken to reach each stop - including the time taken to go back to stop A. Marks -5 a HT I 0.5km KE 0.5km 10.5km 0.75km ° 0.4km 2km R=75m 0.5km 0.5km