Find the tension on each of the two cable holding the mass. C 30° 40 kg B Draw a free body diagram. Label the horizontal cable, T₁, and the other cable, T2.

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Q: collide elastically

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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!