Manufacturing And Production Technology
In a single point tool, the angle between the surface of the flank immediately below the point and a line drawn from the point perpendicular to the base, is known as

Back rake angle
End relief angle
Side relief angle
Side 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.
The rate of tool wear is lower.
All of these
It is used for machining high strength and high temperature resistant materials.

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