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
TIG welding
Electric arc welding
Submerged arc welding

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Manufacturing And Production Technology
The grooving is an operation of

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

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