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

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

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Manufacturing And Production Technology
Which of the following statement is correct regarding grinding of high carbon steel?

Aluminium oxide wheels are employed.
The grinding wheel has to be of open structure.
All of these
Grinding at high speed results in the reduction of chip thickness and cutting forces per grit.

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