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An object accelerates uniformly from rest at a rate of 2 m/s2 for 3 s and then 5 m/s2 for 15 s. Find its final velocity?

  • physics -

    Do it in two parts.

    Or, find the total impulse given

    1) F=m*2
    2) F=m*5

    set that equal to the change in momentum mV, and solve for V

  • physics -


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