At t = 0, a particle is located at x = 25 m and has a velocity of 15 m/s in the positive x direction. The acceleration of the particle varies with time as shown in the diagram. What is the velocity of the particle at t = 5.0 s?
?
?
A. +15 m/s
B. ?15 m/s
C. +30 m/s
D. 0
E. ?1.2 m/s
Answer: C
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