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Author Archives: Anonymous

Filler rod may not be required when welding a lap joint on t…

Filler rod may not be required when welding a lap joint on thin metals.

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The purpose of a gas lens is to make the shielding gas exit…

The purpose of a gas lens is to make the shielding gas exit the nozzle in a column.

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According to the Tip Tig specifications video, productivity…

According to the Tip Tig specifications video, productivity can be increase by _________.

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A technique used at the end of a weld is to reduce the curre…

A technique used at the end of a weld is to reduce the current using the foot pedal.

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Areas that have less than ______ cubic feet per welder, or t…

Areas that have less than ______ cubic feet per welder, or that have ceilings less than 16 feet high, require forced ventilation.

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Which of the currents listed is best suited for welding each…

Which of the currents listed is best suited for welding each of the following base metals?

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Flowmeters measure shielding gas flow rates in ____.

Flowmeters measure shielding gas flow rates in ____.

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Which type of mutation changes a single amino acid in a tran…

Which type of mutation changes a single amino acid in a translated polypeptide?

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The bacterial genes that encode repressor proteins are somet…

The bacterial genes that encode repressor proteins are sometimes near to and sometimes distant from the operons they regulate. Why are they able to function in either case?

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During translation elongation, one end of the growing polype…

During translation elongation, one end of the growing polypeptide chain emerges from the ribosome while the other is attached to a tRNA. Which end of the polypeptide emerges?

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