2. The resultant of three parallel loads (one load is missing) is 50lb acting up at 12ft to the right of A. Compute the magnitude and position of the missing load? 50lb 70lb 12ft A 3ft 12ft R=50lb X F

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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!