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Physics, 31.08.2019 22:00 schuenkelisa
The acceleration of a particle moving only on a horizontal xy plane is given by , where is in meters per second-squared and t is in seconds. at t = 0, the position vector locates the paticle, which then has the velocity vector . at t = 2.70 s, what are (a) its position vector in unit-vector notation and (b) the angle between its direction of travel and the positive direction of the x axis?
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