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A 75 kg baseball player runs at a velocity of 6 m/s before sliding to a stop at second base. a. What is the kinetic

A 75 kg baseball player runs at a velocity of 6 m/s before sliding to a stop at second base.

a. What is the kinetic energy of the runner before he begins his slide?

b. What is the kinetic energy of the runner once he reaches the base?

c. What is the change in the kinetic energy of the runner?

d. How much work is done by friction in stopping the runner?

e. If the runner slides for 2 m, what is the force of friction that acts upon him?

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a To calculate the initial kinetic energy of the runner we use the formula KE 12 m v2 where m mass o... blur-text-image

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