The displacement of an object with respect to a fixed point in the horizontal plane is ri = (2i-3j) m, and this point velocity vi = (2i + j) m / s. After the object moves with constant acceleration for 15 s, its velocity v = If (10i - 2j) m / s, in which direction is it moving at t = 20s, from the kinematic equations find it using.
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The displacement of an object with respect to a fixed point in the horizontal plane is ri = (2i-3j) m, and this point velocity vi = (2i + j) m / s. After the object moves with constant acceleration for 15 s, its velocity v = If (10i - 2j) m / s, in which direction is it moving at t = 20s, from the
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