We set the origin of a coordinate system so that the position of a train is \(x=0 \mathrm{~m}\) at \(t=0 \mathrm{~s}\). Figure P2.20 shows the train's velocity graph.

a. Draw position and acceleration graphs for the train.

b. Find the acceleration of the train at \(t=3.0 \mathrm{~s}\).

Transcribed Image Text:

v, (m/s) 2+ 1 0 -1 2 FIGURE P2.20 6 1(s) 8 10