GATE Mechanical Engineering (ME) 2016 Shift 2 Solved Paper

Question : 34 of 65

Marks: +1, -0

The following data is applicable for a turning operation. The length of job is 900 mm, diameter of job is 200 mm, feed rate is 0.25 mm/rev and optimum cutting speed is 300 m/min. The machining time (in min) is ______