A uniform board supports two children weighing 500 N and 350 N. If the support is at the center of the board and the 500 N child is at 1.5m from its center, how far is the 350N child from the center when the beam is balanced (horizontal)? 1.1 m 15 m 2.1 m 27 m 40 m/s

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Newton's First Law of Motion

If a very smooth ball is rolled down an inclined surface with zero friction, the ball will continue to roll indefinitely for an infinite time, in an attempt to reach to the same height on the opposite hill!