Ray decides to paint the outside of his uncle's house. He uses a 4.0-m-long board supported by cables at each end to paint the second floor. The board has a mass of 21 kg. Ray (70 kg) stands 1.0 m from the left cable.
a. What is the force that the left cable exerts on the board?
b. What is the force that the right cable exerts on the board?
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Ray decides to paint the outside of his uncle's house. He uses a 4.0-m-long board supported by cable...
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