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12th grade math

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a block of mass 77kg is placed at the top of a frictionless plane that is inclined 46degrees to the horizontal. The height of the plane is 23 meters. find the speed of the block at the bottom of the plane.

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  • 12th grade math - ,

    V^2 = Vo^2 + 2g*h
    V^2 = 0 + 19.6*23 = 450.8
    V = 21.2 m/s.

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