Question: A turning operation is to be performed on an NC lathe. Culling speed = 2.5 m/sec, feed = 0.2 mm/rev, and depth = 4.0 mm. Work piece diameter s 100 mm and its length = 400 mm. Determine
(a) the rotational speed of the workbar,
(b) the feed rate,
(c) the metal removal rate and
(d) the time to travel from one end of the part to the other.