Helium Neon Laser: Construction and Applications
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Questions and Answers

What gas is used in a helium-neon laser?

  • Argon
  • Xenon
  • Krypton
  • Helium and neon (correct)

    • What is the primary application of a helium-neon laser?

  • Fiber optic communication
  • Industrial metal cutting
  • Medical surgery
  • Alignment and positioning in optical devices (correct)

    • What is a notable characteristic of a helium-neon laser's output?

  • Infrared light
  • Visible red light (correct)
  • Ultraviolet light
  • X-rays

    • What is the gas mixture used in a helium-neon laser?

    <p>Helium and neon</p> Signup and view all the answers

    In a helium-neon laser, what is the typical wavelength of the emitted light?

    <p>632.8 nanometers</p> Signup and view all the answers

    What is a common application of helium-neon lasers?

    <p>Holography and interferometry</p> Signup and view all the answers

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