1. A 150 kg uniform scaffold is 10.0 m long. It is hanging with two wires, one from each end. A 85 kg man stands 2.50 m from the right end. a)Draw a free body diagram for the system of interest (the scaffold). b)Find the algebraic expression for the tension in the left wire. c)Calculate the magnitude of the tension in the left wire.

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Q: image 90

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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!