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    Question: A tennis player returns a 30 m/s serve back at 25 m/s after making contact with the ball for .5 seconds.
    If the ball has a mass of 0.2 kg, what is the force she exerted on the ball?

    © BrainMass Inc. brainmass.com March 4, 2021, 5:52 pm ad1c9bdddf
    https://brainmass.com/physics/velocity/collisions-contact-forces-15146

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    Solution:
    Denote the force she exerted on the ball by F. Denote the mass of a ball by m. So m=0.2 kg. We can set up ...

    Solution Summary

    This solution provides both the equation required to complete the calculation pertaining to this physics question, and an explanation of what variables are used. This solution should provide a concrete understanding of how to approach this question and is all completed in under 100 words.

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