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The question: A teacher is trying to figure out how fast he can throw a Baseball, but...

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Question

Physics

The question:

A teacher is trying to figure out how fast he can throw aBaseball, but doesn't have a radar gun. He does have thefollowing:

- Baseball

- Soft styrofoam Block ( In which the ball could become embeddedinto during a collision)

- A level tabletop

- A metre stick

- A balance scale.

The teacher also has determined the coefficient of frictionbetween the block and table.

NOTE: The kinetic coefficient of friction is determinedwhile sliding.

The task:

Answer the following below questions:

1. Draw a diagram based on the above question.

2. With the aide of diagrams, derive a single equation that theteacher could use to determine the speed of the ball immediatelyprior to colliding with the block. Show your steps

3. State and explain 3 to 4 assumptions that need to be madesuch that your equation above is valid.

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