Manufacturing And Production Technology
The factor responsible for the formation of continuous chips with built up edge is

High cutting speed and small rake angle
High cutting speed and large rake angle
Low cutting speed and large rake angle
Low cutting speed and small rake angle

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Manufacturing And Production Technology
Which of the following statement is correct about hot machining?

It requires less power than machining metals at room temperature.
It is used for machining high strength and high temperature resistant materials.
All of these
The rate of tool wear is lower.

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