Laser Question and Answer


11. Which laser is considered eye safe?

  1. Laser bar-code scanners
  2. The eximer laser
  3. Communications lasers

12. What type of laser is used in CD and DVD players?

  1. Semiconductor
  2. YAG
  3. Alexandrite

13. What type of laser could cause skin cancer if not used properly?

  1. Red semiconductor laser
  2. Blue semiconductor
  3. Eximer laser
  4. YAG laser

14. What property of laser light is used to measure strain in roadways?

  1. Intensity
  2. Power
  3. Coherence

15. What is the type of laser used most widely in industrial materials processing applications?

  1. Dye Laser
  2. YAG laser
  3. Ruby Laser
  4. Carbon Dioxide Laser

16. What is one way to describe a Photon?

  1. Solid as a rock
  2. A wave packet
  3. A torpedo

17. What does the acronym MASER stand for?

  1. Microwave Amplification by Stimulated Emission of Radiation
  2. Molecular Absorption by Stimulated Emission of Radiation
  3. The name of Albert Einsteins dog

18. What does the acronym LASER stand for?

  1. Light Absorption by Stimulated Emission of Radiation
  2. Light Amplification by Stimulated Emission of Radiation
  3. Light Alteration by Stimulated Emission of Radiation

19. What determines the color of light?

  1. its intensity
  2. its wavelength
  3. its source

20. The National Ignition Facility will use what type of laser for fusion power experimentation?

  1. Neodymium-glass
  2. Argon gas
  3. Rhodamine Dye
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