A radial saw has a blade with a 12-in. radius. Suppose that the blade spins at 1200 rpm. (a) Find the angular speed of the blade in rad/min. 2400n rad/min (b) Find the linear speed of the sawteeth in ft/s. ft/s

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A: Diameter,d=48inTherefore, Radius=diameter2=482=24inSpeed, v=45 mi/h

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A: Note that, the relation between the linear speed and the angular speed is v = ωr.

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A: On a weed-cutting device, a thick nylon line rotates on a spindle at 3000 rpm.Determine the…

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