2. 1D Motion / Kinematics

Figure 2–42 shows the velocity of a train as a function of time. During what periods, if any, was the velocity constant?

Figure 2–42 shows the velocity of a train as a function of time. During what periods, if any, was the acceleration constant?

(II) Figure 2–42 shows the velocity of a train as a function of time. When was the magnitude of the acceleration greatest?