10. In a down end-milling operation, the thickness of the workpiece is 11 mm, its length is 200 mm, and the radial depth of cut is 1 mm. The cutter has four straight flutes and a diameter of 10 mm. The spindle speed is 2,000 rpm and the feed speed is 1,270 mm/min. Determine the following: (a) The maximum undeformed chip thickness (b) The feed per tooth (c) The entry angle, exit angle, and total angle of engagement of the cutter (d) The maximum material removal rate