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It is desired to remove large quantity of material from a job in shortest possible time, on a lathe using high speed steel cutter. Which of the following step will be helpful?

[A].	Reduce spindle speed and increase depth of cut	[B].	Increase spindle speed and take light cuts
[C].	Increase spindle speed and take light cuts	[D].	At the speed corresponding to cutting speed take roughing cuts of maximum possible depth
[E].	None of the above

Answer: Option D

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