A CNC vertical milling machine has to cut a straight slot of 10 mm width and 2 mm depth by a cutter of 10 mm diameter between points (0,0) and (100,100) on the XY plane (dimensions in mm). The feed rate used for milling is 50 mm/min, milling time for the slot (in seconds) is
A. 120
B. 170
C. 180
D. 240
Answer: Option B
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100+5 = 105
105*60 / 50 = 126
Right answer