GATE Mechanical Engineering (ME) 2021 Shift 1 Solved Paper

The XY table of a NC machine tool is to move from P(1, 1) to O(51, 1); all coordinates are in mm. The pitch of the NC drive leadscrew is 1 mm. If the backlash between the leadscrew and the nut is 1.8°, then the total backlash of the table on moving from P to Q is _______ mm (round off to two decimal places).