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Plasticity (physics): Quiz

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Question 1: Microscopically at the crystal level, plasticity in metals is usually a consequence of ________.
Crystallographic defectDislocationMaterials scienceCrystal structure

Question 2: One of the best-known examples of this is ________, which exhibits pseudoelasticity: deformations which are reversible in the context of mechanical design, but irreversible in terms of thermodynamics.
Nickel titaniumTitaniumMetalShape memory alloy

Question 3: ________ such as annealing can restore the ductility of a worked piece, so that shaping can continue.
Heat treatmentCoining (metalworking)Metalworking terminologyRolling (metalworking)

Question 4: In 1934, Egon Orowan, ________ and Geoffrey Ingram Taylor, roughly simultaneously, realized that the plastic deformation of ductile materials could be explained in terms of the theory of dislocations.
BudapestMichael PolanyiFriedrich von HayekHungary

Question 5: ________ materials can sustain large plastic deformations without fracture.
CarbonAluminiumDuctilityIron

Question 6: In physics and ________, plasticity describes the deformation of a material undergoing non-reversible changes of shape in response to applied forces.
Materials sciencePharmacologyCeramic engineeringMetallurgy

Question 7: For many ________ metals, tensile loading applied to a sample will cause it to behave in an elastic manner.
DuctilityCarbonIronAluminium







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