Mechanical Engineering Materials Selection
12 Questions
0 Views

Choose a study mode

Play Quiz
Study Flashcards
Spaced Repetition
Chat to lesson

Podcast

Play an AI-generated podcast conversation about this lesson

Questions and Answers

What is the primary reason for considering mechanical forces or loads in the selection of materials for engineering purposes?

  • To minimize self-weight of the machine
  • To withstand changes in temperature
  • To accommodate energy transmission (correct)
  • To ensure resistance to wear and tear
  • Which of the following materials is an example of a ductile material?

  • Wood
  • Rubber
  • Copper (correct)
  • Cast-iron
  • What is the ability of a material to deform under tensile stress without breaking?

  • Ductility (correct)
  • Elasticity
  • Malleability
  • Plasticity
  • Which material is an example of a material with high malleability?

    <p>Gold</p> Signup and view all the answers

    What is the term used to describe the ability of a material to resist deformation under load?

    <p>Stiffness</p> Signup and view all the answers

    Which of the following materials is an example of a brittle material?

    <p>Cast-iron</p> Signup and view all the answers

    What is the ability of a material to resist scratches and wear?

    <p>Hardness</p> Signup and view all the answers

    What is the primary material used in hip joint replacement?

    <p>Ceramic</p> Signup and view all the answers

    What is the purpose of dermal fillers in cosmetic applications?

    <p>To restore lost volume and fill wrinkles</p> Signup and view all the answers

    What is the reaction between two molecules to form a larger molecule without eliminating a smaller molecule?

    <p>Addition</p> Signup and view all the answers

    What is the requirement of a biomaterial that is in contact with blood?

    <p>Nonthrombogenicity</p> Signup and view all the answers

    What is the term used to describe the ability of a material to perform with an appropriate host response?

    <p>Biocompatibility</p> Signup and view all the answers

    More Like This

    Use Quizgecko on...
    Browser
    Browser