Laser Knowledge Quiz

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Test your knowledge about lasers with this fun quiz game!

Dr. Nidhi Bansal Garg

India

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Laser Knowledge Quiz


Laser Knowledge QuizVersion en ligne Test your knowledge about lasers with this fun quiz game! par Dr. Nidhi Bansal Garg 1 What does the acronym LASER stand for? a Light Amplification by Stimulated Emission of Radiation b Laser Amplification by Stimulated Emission of Radiation c Light Amplification by Spontaneous Emission of Radiation d Light Activation by Stimulated Emission of Radiation 2 Who is credited with the invention of the first laser? a Nikola Tesla b Charles Townes c Theodore Maiman d Albert Einstein 3 In what year was the first working laser demonstrated? a 1955 b 1960 c 1970 d 1965 4 What type of laser uses a gas as its medium? a Solid-state laser b Semiconductor laser c Gas laser d Fiber laser 5 Which of the following is a common application of lasers? a Cooking food b Air conditioning c Water purification d Laser surgery 6 What is the primary color of a helium-neon laser? a Green b Yellow c Red d Blue 7 What property of lasers allows them to focus on a small point? a Refraction b Diffraction c Divergence d Coherence 8 Which laser type is commonly used in barcode scanners? a Gas laser b Fiber laser c Semiconductor laser d Solid-state laser 9 What is the main advantage of laser cutting over traditional cutting methods? a Noise b Speed c Precision d Cost 10 Which of the following is NOT a characteristic of laser light? a Coherent b Monochromatic c Incoherent d Collimated