(a) If the maximum acceleration that is tolerable for passengers in a subway train is 2.45 m/s2 and subway stations are located 840 m apart, what is the maximum speed a subway train can attain between stations?
m/s
(b) What is the travel time between stations?
s
(c) If a subway train stops for 17 s at each station, what is the maximum average speed of the train, from one start-up to the next?
m/s