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Arc welding: Quiz

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Question 1: Knifeline attack (KLA) is another kind of corrosion affecting welds, impacting steels stabilized by ________.
PalladiumNiobiumTantalumTitanium

Question 2: Originally developed for welding ________ and other non-ferrous materials in the 1940s, GMAW was soon economically applied to steels.
TitaniumCopperGoldAluminium

Question 3: Thus, a welding shop could be lit by ________ or daylight, and the welder could see well to strike the arc.
Metal halide lampFluorescent lampGas-discharge lampSodium-vapor lamp

Question 4: The Americans also became more accepting of the new technology when the process allowed them to repair their ships quickly after a German attack in the ________ at the beginning of the war.
New York HarborNew York metropolitan areaNew JerseyGateway Region

Question 5: It can be applied to all of the same materials as GTAW except ________; automated welding of stainless steel is one important application of the process.
AluminiumCalciumIronMagnesium

Question 6: The welding region is sometimes protected by some type of inert or semi-inert gas, known as a ________, and/or an evaporating filler material.
Arc weldingShielding gasGas metal arc weldingGas tungsten arc welding

Question 7: Filler metal (electrode material) improperly chosen for the environmental conditions can make them ________-sensitive as well.
AluminiumCorrosionChlorineZinc

Question 8: [13] Non-consumable electrode processes, such as gas tungsten arc welding, can use either type of direct current (DC), as well as ________ (AC).
ElectricityTransformerAlternating currentElectric current

Question 9: In 1919, ________ welding was invented by C.J.
Electric currentAlternating currentTransformerElectricity

Question 10: This, in conjunction with developments in automatic welding, alternating current, and fluxes fed a major expansion of arc welding during the 1930s and then during ________.
World War IISoviet occupationsSecond Sino-Japanese WarCollaboration with the Axis Powers during World War II







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