You throw a ball straight up into the air. After it leaves your hand, at what po

Question

You throw a ball straight up into the air. After it leaves your hand, at what point in its flight does it have the maximum value of acceleration?. its acceleration is constant everywhere at the top of its trajectory halfway to the top of its trajectory just after it leaves your hand just before it returns to your hand on the way down The position of an object moving along the x axis is given by: x = 21 + 22 t - 6 t2 (m) where t is in s. Find the average velocity during the time interval t = 1.0 s to t = 3.0 s.

Explanation / Answer

Vavg = integral from 1 to 3 [dx/dt ]dt = ntegral from 1 to 3 [22-12t]dt = 4

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