Laser physics (excitation step): The first step to get output from a laser is to excite the active medium. What is this excitation process called in laser terminology? Choose the correct term.
Interview
Technology
Difficulty: Easy
Choose an option
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APumping
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BSeeding
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CQuenching
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DLocking
Answer
Correct Answer: Pumping
Explanation
ConceptTo achieve population inversion, energy is supplied to the gain medium via pumping (optical, electrical, or chemical), enabling stimulated emission.
Final AnswerPumping