7) To achieve smooth shaft motion with low cost design, how many bearings should support a...

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7) To achieve smooth shaft motion with low cost design, how many bearings should support a rotating shaft for most designs? Circle the best design and explain the pros and cons of each option below the side-view of the shaft. (3 pt) 1 Bearing: Pros/Cons 2 Bearing: Pros/Cons 3 Bearing: Pros/Cons 7) To achieve smooth shaft motion with low cost design, how many bearings should support a rotating shaft for most designs? Circle the best design and explain the pros and cons of each option below the side-view of the shaft. (3 pt) 1 Bearing: Pros/Cons 2 Bearing: Pros/Cons 3 Bearing: Pros/Cons