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mechanics

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Samuel drops a 2kg ball from some height above the surface of a table. The ball starts from rest and loses 36 Joules of gravitational potential energy before reaching the table’s surface. What is the speed of the ball just before it hits the table?



If needed, g=10ms2

  • mechanics -

    just set

    1/2 mv^2 = 36

    and solve for v

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