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March 25, 2017

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Total mechanical energy of a flying rubber ball is 1692 J. It has a mass of 0.86 kg, and it is 8 m above the ground. Find the speed of the ball.

  • Uni Physics - ,

    E = 0.5m*V^2 = 1692 J.
    0.43*V^2 = 1692
    V^2 = 3935
    V = 62.7 m/s.

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