When Possible, Set the Shielding Gas Flow Rate on GMA

question 21

Multiple Choice

When possible, set the shielding gas flow rate on GMA, GTA, and ____ welding processes at the lower end of the flow rate range to reduce the shielding gas cost.

• A) FCA
• B) GFCI
• C) FOW
• D) EPA

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Definitions:

Continental Rifting

The process by which a continent stretches and splits along a rift, often leading to the formation of new ocean basins.

Seafloor Spreading

A geological process in which new oceanic crust is formed at mid-ocean ridges and spreads outward, contributing to continental drift.

Mantle Upwelling

The ascent of hotter material from the Earth's mantle to the crust, a process that can lead to volcanic activity and continental rift zones.

Mid-ocean Ridges

Undersea mountain ranges formed by plate tectonics, where new oceanic crust is created by volcanic activity.