The worktable of a positioning system is driven by a ball screw whose pitch-5 mm. The screw is connected to the output of a sperr through a gearbox whose ratio is 2:1. The step angle of a motor is 3.6 degrees. The table is required to move along this sea dance of 500 m from its current position in exactly 25 seconds Determine

(a) Number of puttes required to move the specified distance (b) Pulse of frequency c)Rotational speed of the motor to make the move.