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Justify answer with help of diagrams : (8) 1) Network diagram 2) NODE Labelling 3) Network with time duration. A ball bearing is operating on a work cycle consisting of three parts a radial load of 300 N at 1440 rpm for one quarter cycle, a radial load of 5000 N at 720 rpm for one half cycle, and radial load of 2500 N at 1440 rpm for the