Material Technology_ QB-M2
Quiz by Kashif Adnan
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60 questions
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- Q1What is the primary focus of Module-2?Structures of materialsEnvironmental reactionsHeat treatment of metalsClassification of materials60s
- Q2Which of the following is NOT a level at which the structure of materials can be examined?MacrostructureChemical structureNanostructureAtomic structure60s
- Q3What is the diameter of atoms typically measured in?MicrometersAngstromsNanometersMillimeters60s
- Q4Which of the following is true about atomic structure?It is only relevant for gasesIt consists of only protons and neutronsIt has no influence on material propertiesIt consists of a nucleus and electrons60s
- Q5What is the primary difference between amorphous and crystalline materials?Crystalline materials lack short-range orderAmorphous materials have long-range orderAmorphous materials lack long-range orderCrystalline materials have short-range order60s
- Q6Which of the following is an example of an amorphous material?Sodium chlorideGlassAluminumCopper60s
- Q7What is the range of short-range atomic arrangements?100 to 1000 Å1 to 10 Å1 to 10 nm10 to 100 Å60s
- Q8Which of the following is a crystalline material?RubberCopper sulphateWaterAir60s
- Q9What is the basic geometric grouping of atoms in a crystalline structure called?MicrostructureUnit cellNanostructureMolecule60s
- Q10Which of the following is an example of a body-centered cubic (BCC) structure?GoldAluminumChromiumCopper60s
- Q11Which of the following is an example of a face-centered cubic (FCC) structure?ZincTungstenAluminumChromium60s
- Q12Which of the following is an example of a hexagonal close-packed (HCP) structure?CopperMagnesiumIronNickel60s
- Q13What is the term used to describe metals that undergo a change in structure at different temperatures?PolymorphismCrystallizationAllotropyIsomorphism60s
- Q14At what temperature does iron change from BCC to FCC structure?2000°C500°C910°C1400°C60s
- Q15What is the study of materials at the nanometer length scale called?NanoscienceCrystallographyMicroscienceMacroscience60s