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Welding: Quiz

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Question 1: The size of the particles in question tends to influence the ________ of the fumes, with smaller particles presenting a greater danger.
ToxicityLead poisoningMercury poisoningPoison

Question 2: The history of joining metals goes back several millennia, with the earliest examples of welding from the ________ and the Iron Age in Europe and the Middle East.
Bronze AgeBronze Age BritainDeverel-Rimbury cultureAncient Near East

Question 3: This is in contrast with soldering and ________, which involve melting a lower-melting-point material between the workpieces to form a bond between them, without melting the workpieces.
MetalworkingSheet metalBrazingForging

Question 4: ________ craftsmen were skilled in the process, and the industry continued to grow during the following centuries.
BaroqueWestern art historyRenaissanceItalian Renaissance

Question 5: While often an industrial process, welding can be done in many different environments, including open air, under water and in ________.
UniverseSunVacuumOuter space

Question 6: One of the most common types of arc welding is ________ (SMAW), which is also known as manual metal arc welding (MMA) or stick welding.
Gas metal arc weldingOxy-fuel welding and cuttingShielded metal arc weldingGas tungsten arc welding

Question 7: ________ involves the generation of heat by passing current through the resistance caused by the contact between two or more metal surfaces.
Electric resistance weldingElectron beam weldingElectrogas weldingGas tungsten arc welding

Question 8: The ________ brought advances in forge welding, in which blacksmiths pounded heated metal repeatedly until bonding occurred.
Late Middle AgesMiddle AgesEarly Middle AgesHigh Middle Ages

Question 9: ________ was discovered in 1836 by Edmund Davy, but its use was not practical in welding until about 1900, when a suitable blowtorch was developed.
EthyleneAlkyneBenzeneAcetylene

Question 10: Porosity and brittleness were the primary problems, and the solutions that developed included the use of hydrogen, ________, and helium as welding atmospheres.
ArgonXenonOxygenKrypton







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