The cutting speed is minimum while machining _________ with a high speed steel tool.

The cutting speed is minimum while machining _________ with a high sp

1.	The cutting speed is minimum while machining _________ with a high speed steel tool.
A.	Cast iron
B.	Mild steel
C.	Brass
D.	Aluminium
Answer» B. Mild steel

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The cutting speed is minimum while machining _________ with a high speed steel tool.

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