Manufacturing And Production Technology
In a particular type of welding, flux is prepared in the form of a coarse powder and granulated flux is spread over the joint. What is this type of welding process called?

MIG welding
Submerged arc welding
Electric arc welding
TIG welding

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Manufacturing And Production Technology
The chamfering is an operation of

Embossing a diamond shaped pattern on the surface of a workpiece
Enlarging the end of a hole cylindrically
Reducing the diameter of a workpiece over a very narrow surface
Beveling the extreme end of a workpiece

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