Smart Energy-Changing Materials in Furniture Design & Sciences
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Questions and Answers

What do smart energy-changing materials do?

  • Convert energy from one form to another without reversing
  • Generate energy from radiation
  • Store energy in the form of heat
  • Convert energy from one form to another in direct and reverse form (correct)

How are intelligent energy-efficient materials classified?

  • Based on their ability to recover internal energy (correct)
  • Based on their ability to generate thermal energy
  • Based on their ability to convert radiation energy
  • Based on their ability to store electrical energy

What is the function of solar cells?

  • Convert light energy into electrical energy (correct)
  • Convert electrical energy into light energy
  • Store radiation energy in cells
  • Generate heat from solar radiation

What is the result of solar radiation interacting with a section in a solar cell?

<p>Creation of high-energy free electrons and an electric field (D)</p> Signup and view all the answers

Which type of material converts light energy into electrical energy?

<p>Photo voltages (B)</p> Signup and view all the answers

What is the main characteristic of smart energy-changing materials?

<p>Ability to convert energy from one form to another in direct and reverse form (A)</p> Signup and view all the answers

What is the function of electrothermal materials?

<p>They create hot or cold connectors for heating or refrigeration (A)</p> Signup and view all the answers

What is the primary feature of electroplating materials (piezoelectric)?

<p>They produce electrical current when exposed to mechanical pressure (B)</p> Signup and view all the answers

What is the main function of a smart mirror?

<p>To display important messages in case of injury or stress (A)</p> Signup and view all the answers

What distinguishes smart textile (Elec-Tex) from regular fabric?

<p>It can differentiate between touch and pressure (A)</p> Signup and view all the answers

What is the role of a smart carpet in a receiver's office?

<p>To control internal space functions such as climate control and alarm systems (C)</p> Signup and view all the answers

How does light path get illuminated using electrostatic materials?

<p>By the use of electrostatic materials (A)</p> Signup and view all the answers

What is the primary purpose of electrothermal materials in household appliances?

<p>To create hot or cold connectors for heating or refrigeration (D)</p> Signup and view all the answers

How does an electric current affect electrothermal materials?

<p>It causes a varying temperature on the opposite sides of the material (C)</p> Signup and view all the answers

What is the most significant feature of smart textile (Elec-Tex) based on nanotechnology?

<p>Its ability to differentiate between touch and pressure (A)</p> Signup and view all the answers

What distinguishes smart carpet from traditional carpets in an emergency situation?

<p>It guides the shortest emergency exit route by emitting light in an emergency (D)</p> Signup and view all the answers

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