Manufacturing And Production Technology
The strength of a brazed joint

Increases with increase in gap between the two joining surfaces
Increases up to certain gap between the two joining surfaces beyond which it decreases
Decreases up to certain gap between the two joining surfaces beyond which it increases
Decreases with increase in gap between the two joining surfaces

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

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

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