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March 29, 2017

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A baseball has a mass of 0.15 kg. A pitcher throws a 40 m/sec fastball which is caught by the catcher. What is the change in momentum of the ball?

  • Physics - ,

    What is M*changeinvelocity?

  • Physics - ,

    so .15 x 40? because the initial velociy equals zero?

  • Physics - ,

    yes. include units.

  • Physics - ,

    The next part of the questions says What is the impulse on the catcher’s mitt?

    to find impulse do I use the equation
    m(vf-vi)
    with vf = 0m/s and vi= 40m/s

  • Physics - ,

    yes

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