Crucial Substitution

The motor Of an Electric Train can give it an acceleration of 1 m/s21 \text{ m/s}^{2} and It's brakes Can give it a negative acceleration of 3 m/s23 \text{ m/s}^{2}. What is the shortest time in which the train can make a trip between two stations 1215 m1215 \text { m} apart is?

×

Problem Loading...

Note Loading...

Set Loading...