**(a) **Impulse:

$\overline{){\mathbf{I}}{\mathbf{=}}{\mathbf{Ft}}}$

Therefore, the impulse is the area under the curve:

An estimated force vs. time curve for a baseball struck by a bat is shown in the figure below.

(a) From the curve, determine the impulse delivered to the ball.

(b) From the curve, determine the average force exerted on the ball.

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