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Questions and Answers
Who invented the laser?
Who invented the laser?
- Isaac Newton
- Nikola Tesla
- Charles H. Townes and Arthur Schawlow (correct)
- Albert Einstein
What does LASER stand for?
What does LASER stand for?
- Luminous Amplification of Stimulated Energy Radiation
- Laser Amplification of Solar Energy Radiation
- Light Amplification by Stimulated Emission of Radiation (correct)
- Light Amplification through Scattered Emission of Radiation
What is a key property of laser light?
What is a key property of laser light?
- Achromaticity
- Heterochromaticity
- Monochromaticity (correct)
- Polychromaticity
What makes laser light different from ordinary light?
What makes laser light different from ordinary light?
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Which experiment uses laser for measuring the distance between Earth and the Moon?
Which experiment uses laser for measuring the distance between Earth and the Moon?
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