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Optical Properties of Materials

This quiz will test your understanding of the optical properties of materials.

15 Questions Published
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Questions

Question 1 Multiple Choice (Single Answer)

What is the refractive index of a material?

  1. The ratio of the speed of light in a vacuum to the speed of light in the material
  2. The ratio of the speed of light in the material to the speed of light in a vacuum
  3. The angle at which light is reflected from a surface
  4. The angle at which light is refracted from a surface
Question 2 Multiple Choice (Single Answer)

What is the absorption coefficient of a material?

  1. The fraction of light that is absorbed by the material
  2. The fraction of light that is reflected by the material
  3. The fraction of light that is transmitted by the material
  4. The fraction of light that is scattered by the material
Question 3 Multiple Choice (Single Answer)

What is the scattering coefficient of a material?

  1. The fraction of light that is absorbed by the material
  2. The fraction of light that is reflected by the material
  3. The fraction of light that is transmitted by the material
  4. The fraction of light that is scattered by the material
Question 4 Multiple Choice (Single Answer)

What is the transmittance of a material?

  1. The fraction of light that is absorbed by the material
  2. The fraction of light that is reflected by the material
  3. The fraction of light that is transmitted by the material
  4. The fraction of light that is scattered by the material
Question 5 Multiple Choice (Single Answer)

What is the reflectance of a material?

  1. The fraction of light that is absorbed by the material
  2. The fraction of light that is reflected by the material
  3. The fraction of light that is transmitted by the material
  4. The fraction of light that is scattered by the material
Question 6 Multiple Choice (Single Answer)

What is the emissivity of a material?

  1. The fraction of light that is absorbed by the material
  2. The fraction of light that is reflected by the material
  3. The fraction of light that is transmitted by the material
  4. The fraction of light that is emitted by the material
Question 7 Multiple Choice (Single Answer)

What is the absorptivity of a material?

  1. The fraction of light that is absorbed by the material
  2. The fraction of light that is reflected by the material
  3. The fraction of light that is transmitted by the material
  4. The fraction of light that is scattered by the material
Question 8 Multiple Choice (Single Answer)

What is the reflectivity of a material?

  1. The fraction of light that is absorbed by the material
  2. The fraction of light that is reflected by the material
  3. The fraction of light that is transmitted by the material
  4. The fraction of light that is scattered by the material
Question 9 Multiple Choice (Single Answer)

What is the transmissivity of a material?

  1. The fraction of light that is absorbed by the material
  2. The fraction of light that is reflected by the material
  3. The fraction of light that is transmitted by the material
  4. The fraction of light that is scattered by the material
Question 10 Multiple Choice (Single Answer)

What is the scattering cross section of a material?

  1. The area of a sphere that is equal to the area of the material that scatters light
  2. The area of a sphere that is equal to the area of the material that absorbs light
  3. The area of a sphere that is equal to the area of the material that reflects light
  4. The area of a sphere that is equal to the area of the material that transmits light
Question 11 Multiple Choice (Single Answer)

What is the absorption cross section of a material?

  1. The area of a sphere that is equal to the area of the material that scatters light
  2. The area of a sphere that is equal to the area of the material that absorbs light
  3. The area of a sphere that is equal to the area of the material that reflects light
  4. The area of a sphere that is equal to the area of the material that transmits light
Question 12 Multiple Choice (Single Answer)

What is the reflection cross section of a material?

  1. The area of a sphere that is equal to the area of the material that scatters light
  2. The area of a sphere that is equal to the area of the material that absorbs light
  3. The area of a sphere that is equal to the area of the material that reflects light
  4. The area of a sphere that is equal to the area of the material that transmits light
Question 13 Multiple Choice (Single Answer)

What is the transmission cross section of a material?

  1. The area of a sphere that is equal to the area of the material that scatters light
  2. The area of a sphere that is equal to the area of the material that absorbs light
  3. The area of a sphere that is equal to the area of the material that reflects light
  4. The area of a sphere that is equal to the area of the material that transmits light
Question 14 Multiple Choice (Single Answer)

What is the extinction coefficient of a material?

  1. The sum of the absorption coefficient and the scattering coefficient
  2. The difference between the absorption coefficient and the scattering coefficient
  3. The product of the absorption coefficient and the scattering coefficient
  4. The quotient of the absorption coefficient and the scattering coefficient
Question 15 Multiple Choice (Single Answer)

What is the scattering efficiency of a material?

  1. The ratio of the scattering cross section to the geometric cross section
  2. The ratio of the absorption cross section to the geometric cross section
  3. The ratio of the reflection cross section to the geometric cross section
  4. The ratio of the transmission cross section to the geometric cross section
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