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September 21, 2014

September 21, 2014

Posted by **STEPH** on Tuesday, October 16, 2007 at 2:18pm.

(a) Find the maximum height of the ball above the ground.

(b) Calculate the speed of the ball at the highest point in the trajectory.

- PHYSICS -
**bobpursley**, Tuesday, October 16, 2007 at 2:43pmBreak the velocty into vertical and horizontal components.

Then, height=1.2 + vivertical*t-4.9t^2

and hmax occurs at the t when

Vv=0=vivertical -9.8t

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