The Squarewave Provides the Welder with a Current That Allows

question 40

Multiple Choice

The squarewave provides the welder with a current that allows the molten weld pool to _______________.

• A) have both deeper penetration and faster solidification
• B) have more gas coverage of the weld at a slower flow rate
• C) be cleaner and reduces the need to clean all of the oxides off of the underside of the weld joint
• D) flow freely onto the base metal with minimum fusion for thinner metals

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Definitions:

Canterbury Earthquake

A significant seismic event that occurred in the Canterbury region of New Zealand, most notably in February 2011, causing widespread damage and loss of life.

Magnitude

A measure of the amount of energy released by an earthquake; used to compare sizes of earthquakes.

Landslide

The movement of rock, earth, or debris down a slope due to gravity, often triggered by factors like rainfall, earthquakes, or human activity.

Subduction Zone

A region of the Earth's crust where one tectonic plate is being forced under another, often resulting in volcanic activity and earthquakes.