physics

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determine the acceleration of a 25 kg crate being dragged across a floor by a 150 N force at a 42 degree angle above the floor where the kinetic coefficient of friction is .52.

  • physics -

    ma = F•cosα – F(fr) =
    = F•cosα – k•N =
    = F•cosα – k•mg.
    a = F•cosα/m - k•g.

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