Laser Technology Quiz

What does the acronym LASER stand for?

• Light Absorption by Spontaneous Emission of Radiation

• Light Amplification by Spontaneous Emission of Radiation

• Light Absorption by Stimulated Emission of Radiation

• Light Amplification by Stimulated Emission of Radiation

Who is credited with the development of the first working laser?

• Albert Einstein

• Gordon Gal

• Isaac Newton

• Theodore Maiman

What is the process called when electrons move to a higher energy state?

• Absorption

• Emission

• Inversion

• Excitation

What is the term for the process of supplying energy to achieve population inversion?

• Absorption

• Pumping

• Excitation

• Emission

In stimulated emission, how many photons are produced?

• Four

• Three

• Two

• One

Which type of laser uses organic dyes in liquid solution?

• Dye laser

• Semiconductor laser

• Solid-state laser

• Gas laser

What is the primary output of gas lasers?

• Visible red light

• Ultraviolet light

• Infrared light

• X-rays

Which type of laser is commonly used in CD players?

• Semiconductor laser

• Solid-state laser

• Dye laser

• Gas laser

What is a common use of carbon dioxide lasers in industry?

• Spectroscopy

• Barcode scanning

• Welding and cutting

• Communication

How are fiber optic cables often modulated in communication?

• By light emitting diodes or lasers

• By radio waves

• By microwaves

• By sound waves