The best place to connect the vacuum gauge is:

A) On the system. B) On the vacuum pump.
C) On the manifold gauges. D) Vacuum gauge placement is not critical.


A

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?What characteristic of some fluxes can help to push the weld penetration deeper?

A. ?The larger mass of some bigger electrode flux coverings add a great deal of weight to the slag covering that force the weld penetration deeper. B. ?Some fluxes act as a thermal blanket holding the heat into the weld which lets the weld penetrate deeper. C. ?The formation of a crucible at the end of the electrode that acts as a combustion chamber. D. ?The only way to get deeper weld penetration is to turn the welder's amperage to the maximum.

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