Structure-Mechanical Property Relation MCQ

Test your knowledge with important Structure-Mechanical Property Relation MCQ and their applications. These MCQs are beneficial for competitive exams too. Explore 30+ more Structure-Mechanical Property Relation MCQs on Bissoy. Bissoy App

• At elevated temperatures, single phase materials are preferred.
  ক

  True

  খ

  False
• Finer the spheroid second phase particles, better are the mechanical properties.
  ক

  True

  খ

  False
• Which one is structure insensitive property?
  ক

  Fracture strength

  খ

  Yield strength

  গ

  Elastic modulus

  ঘ

  Electrical conductivity
• Which one is structure sensitive property?
  ক

  Melting point

  খ

  Density

  গ

  Specific heat

  ঘ

  Ductility
• Which property is measured to decide the density of point defects?
  ক

  Electrical resistivity

  খ

  Fatigue strength

  গ

  Malleability

  ঘ

  Toughness
• Which property deteriorates with a decrease in grain size?
  ক

  Ductility

  খ

  Tensile strength

  গ

  Fatigue

  ঘ

  Creep
• Single phase alloys have better _____ properties than their respective pure metals.
  ক

  Electrical

  খ

  Thermal

  গ

  Mechanical

  ঘ

  Formability
• Which shape of second phase particles is preferred?
  ক

  Flakes

  খ

  Nodules

  গ

  Spheroids

  ঘ

  Plates
• Which microstructure possesses the best combination of ductility and toughness?
  ক

  Second phase along grain boundaries

  খ

  Second phase at grain boundaries

  গ

  Second phase within the matrix

  ঘ

  Second phase uniformly distributed throughout matrix
• Second phase present as a continuous network at grain boundaries, gives ___________
  ক

  Ductility

  খ

  Toughness

  গ

  Brittleness

  ঘ

  Corrosion resistance
• Mechanical properties of single phase alloys cannot be improved by ____________
  ক

  Cold working

  খ

  Thermomechanical treatment

  গ

  Heat treatment

  ঘ

  Grain refining