The position vector of a particle is r(t) = (10t- 3t* ji + (6 - t)j + (6t - 2t)k. Find the acceleration vector at t=2. O A. a(2) = - 36i + 12k O B. a(2) = 144i + 12k a(2) = - 144i - j+ 12k D. a(2) = - 144i + 12k

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Scalars and Vectors

Scalars and Vectors are the classification of physical quantities that are used to denote various terms in physics.