Faculty of Applied Arts Furniture Design& Sciences Program: Smart Materials Lecture 3
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Questions and Answers

What is the primary focus of shape-changing smart materials?

  • Changing in color
  • Emitting lighting
  • Changing in shape (correct)
  • Retaining lighting

What stimuli can cause shape-changing smart materials to change their shape?

  • Sound and vibration
  • Magnetic field and chemical stimulus
  • Electric field and pressure
  • Light and temperature (correct)

What are shape memory alloys (SMA) primarily known for?

  • Changing in color based on temperature
  • Retaining lighting based on chemical stimulus
  • Reversibly changing shape based on magnetic field
  • Reversibly changing shape based on temperature (correct)

Which of the following is not a stimuli that can influence shape-changing smart materials?

<p>Sound (A)</p> Signup and view all the answers

What gives shape memory alloys (SMA) their unique properties?

<p>Changes in crystal structure based on temperature (A)</p> Signup and view all the answers

In what ways can changes take place in shape-changing smart materials?

<p>In all dimensions to equal or unequal extents (C)</p> Signup and view all the answers

What is the main application of shape memory alloys (SMA) mentioned in the text?

<p>Producing functional textiles for temperature-dependent control of light (D)</p> Signup and view all the answers

What is the catalyst for the shape memory alloys to change and return to its first state as mentioned in the text?

<p>Relatively simple temperature changes (B)</p> Signup and view all the answers

What are the characteristics of light-emitting smart materials mentioned in the text?

<p>Ability to emit light in response to external influences (B)</p> Signup and view all the answers

Which type of smart light-emitting materials is characterized by the ability to produce visible light?

<p>Fluorescence Materials (D)</p> Signup and view all the answers

What is the specific application of fluorescence materials mentioned in the text?

<p>Use in art compositions (A)</p> Signup and view all the answers

What characteristic allows shape memory alloys to change and return to their original shape?

<p>Relatively simple temperature changes (C)</p> Signup and view all the answers

What is the primary purpose of producing functional textiles with SMA wires as mentioned in the text?

<p>Control of temperature-dependent light in textiles (C)</p> Signup and view all the answers

What distinguishes smart light-emitting materials from shape memory alloys (SMA) as mentioned in the text?

<p>Ability to emit light in response to external influences (A)</p> Signup and view all the answers

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