Metal, Glass, and Ceramic Foams Applications
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Questions and Answers

What is a common characteristic of polymers?

  • High compressive strength
  • High corrosion resistance
  • Low specific weight
  • Low thermal conductivity (correct)
  • Which type of foam is characterized by low thermal conductivity and high compression strength?

  • Glass Foam (correct)
  • Metal Foam
  • Ceramic Foam
  • Polymer Foam
  • What is a key advantage of Metal Foams?

  • Low specific weight
  • High energy absorption (correct)
  • High specific strength
  • Good filtration adsorption
  • Which industry commonly uses Polymer Foams?

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

    What is a distinguishing feature of Ceramic Foam?

    <p>High temperature resistance</p> Signup and view all the answers

    In which type of glass is fiber optics used?

    <p>Silica glass</p> Signup and view all the answers

    In a flake composite, how is the flakes dispersion in the matrix described?

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

    What is the function of the fibers in fiber-reinforced composites?

    <p>Primary load-carrying constituent</p> Signup and view all the answers

    What type of composite is composed of completely bonded thin elementary layers?

    <p>Laminar composite</p> Signup and view all the answers

    What distinguishes advance materials from conventional materials?

    <p>Distinct advantage/s in performance</p> Signup and view all the answers

    Which type of composite involves concrete mixed with glass fiber optical strands to create a solid but sheer block?

    <p>Translucent concrete</p> Signup and view all the answers

    What is the purpose of using Flexicomb, which involves pressing metal layers between wood?

    <p>Allowing electric current to pass through structure</p> Signup and view all the answers

    Which type of foam is commonly used for filtering molten metal or hot gas?

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

    What is one of the main characteristics of pure metals according to the text?

    <p>High strength</p> Signup and view all the answers

    Which material is classified as non-ferrous and has very low permeability?

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

    What is the main purpose of reinforcement in composite materials?

    <p>To enhance mechanical properties</p> Signup and view all the answers

    Which type of matrix constituent is used in Carbon Matrix composites?

    <p>Carbon Matrix</p> Signup and view all the answers

    What characteristic makes composite materials desirable for many applications?

    <p>Environmental resistance</p> Signup and view all the answers

    What are the factors affecting the system of classification of materials in material science and engineering?

    <p>Chemical composition, mode of occurrence, refining process, atomic structure, industrial use</p> Signup and view all the answers

    Which type of material comes from plants, animals, or the earth and can be organic or inorganic?

    <p>Natural materials</p> Signup and view all the answers

    What characterizes inorganic crystalline materials?

    <p>Strong and hard but also very brittle</p> Signup and view all the answers

    What is a common use of natural materials in construction?

    <p>Making tiles, flooring, and bricks</p> Signup and view all the answers

    What characterizes non-crystalline, amorphous materials?

    <p>Transparent, brittle, chemically inert</p> Signup and view all the answers

    What distinguishes advanced ceramics like alumina and zirconia from other materials?

    <p>Non-conductive nature and brittleness</p> Signup and view all the answers

    What is the main characteristic of RichLite Self-Repairing Cement Countertops?

    <p>Made of 70% recycled paper</p> Signup and view all the answers

    Which feature makes Carbon Fiber a desirable material?

    <p>5x strength, 2x stiff</p> Signup and view all the answers

    What sets Bendable Concrete apart from conventional concrete?

    <p>Resistant to cracking</p> Signup and view all the answers

    What is the defining characteristic of Concrete Canvas?

    <p>Fire-resistant properties</p> Signup and view all the answers

    What distinguishes Low E-glass/film in terms of light management?

    <p>Reflects heat effectively</p> Signup and view all the answers

    What is the main advantage of Paper Insulation compared to chemical foams?

    <p>Insect-resistant and fire-retardant</p> Signup and view all the answers

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