Question
(I) An 85-kg football player traveling 5.0 m/s is stopped in 1.0 s by a tackler. ($a$) What is the original kinetic energy of the player? ($b$) What average power is required to stop him?
Step 1
Step 1: The original kinetic energy of the player can be calculated using the formula for kinetic energy, which is $E_k = \frac{1}{2}mv^2$, where $m$ is the mass and $v$ is the velocity. Show more…
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100.0-kg football player is running at 6.0 m/s He is tackled and stops in 1.3 seconds_ a) What was the original kinetic energy ofthe player? b) What was the average power required to stop him?
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