Average Acceleration from Velocity Graph · PhysicsBowl 2011 #18
Physics · mechanics
Problem
The motion of an object moving along a straight line is given by the velocity vs. time graph shown.
Which one of the following choices best represents the average acceleration of the object during the time interval from t=4.0 s to t=9.0 s?
(A) 0.80 m/s²
(B) 0 m/s²
(C) −0.80 m/s²
(D) −1.6 m/s²
(E) −3.2 m/s²