Laser categories: Which set correctly lists three broad types of lasers by gain medium? Identify a representative coverage of common laser classes. Choose the correct set.
Interview
Technology
Difficulty: Easy
Choose an option
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AGas lasers, solid-state lasers, and semiconductor (diode) lasers
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BAnalog lasers, digital lasers, and hybrid lasers
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CThermal lasers, chemical lasers, and ionic lasers
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DUV lasers, IR lasers, and visible lasers
Answer
Correct Answer: Gas lasers, solid-state lasers, and semiconductor (diode) lasers
Explanation
ConceptLasers are commonly grouped by their gain medium: gas (e.g., He–Ne, CO₂), solid-state (e.g., ruby, Nd:YAG), and semiconductor diode lasers.
Final AnswerGas lasers, solid-state lasers, and semiconductor (diode) lasers