Manufacturing And Production Technology
Allowance in limits and fits refers to

Maximum clearance between shaft and hole
Difference between maximum and minimum sizes of hole
Difference between maximum and minimum sizes of shaft
Minimum clearance between shaft and hole

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

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

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