APFIVE Velocity and Acceleration Analysis
A particle moves along the x-axis with a velocity given by v(t) = 3t² - 2t m/s. Which representation correctly describes the particle’s motion at t = 2 s?
A
The particle is at rest momentarily before changing direction
B
The particle is moving in the positive x direction and accelerating
C
The particle is moving in the positive x direction and decelerating
D
The particle is moving in the negative x direction and accelerating
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