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March 26, 2017

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A mechanic strikes a hammer with a velocity of 20 m/sec.the hammer stops in 0.02 seconds after striking the nail. Find the acceleration.

  • physics - ,

    assuming constant acceleration, then since the velocity changed by -20m/s in .02 seconds,

    a = v/t = -20m/s / .02s = -1000 m/s^2

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