A 1.00-kg wooden block rests on a table over a large hole as in the figure below

Question

A 1.00-kg wooden block rests on a table over a large hole as in the figure below. A 5.39-g bullet with an initial velocity vi is fired upward into the bottom of the block and remains in the block after the collision. The block and bullet rise to a maximum height of21.0 cm.

(a) Describe how you would find the initial velocity of the bullet using ideas you have learned in this chapter.

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(b) Calculate the initial velocity of the bullet from the information provided. (Let up be the positive direction. Indicate the direction with the sign of your answer.)
m/s

Explanation / Answer

A 1.00-kg wooden block rests on a table over a large hole as in the figure below

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