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Gk question on Once the active medium is excited, the first photons of light are...

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Once the active medium is excited, the first photons of light are produced by which physical process?

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Once the active medium is excited, the first photons of light are produced by which physical process? A. Blackbody radiation B. Spontaneous emission C. Synchrotron radiation D. Planck’s oscillation Check Answer Complaint Here As Incorrect Question / Answer

Related Questions After the first photons of light are produced, which process is responsible for amplification of the light? A. Blackbody radiation B. Stimulated emission C. Planck's radiation D. Einstein oscillation Check Answer Complaint Here As Incorrect Question / Answer The first step to getting output from a laser is to excite an active medium. What is this process called? A. Pumping B. Exciting C. Priming D. Raising Check Answer Complaint Here As Incorrect Question / Answer What was the active medium used in the first working laser ever constructed? A. A diamond block B. Helium-neon gas C. A ruby rod D. Carbon dioxide gas Check Answer Complaint Here As Incorrect Question / Answer Rainbow is produced when sunlight fall on drops of rain. Which of the following physical phenomena are responsible for this? DiffusionRefractionInternal reflection A. I, II and III B. I and II C. II and III D. I and III Check Answer Complaint Here As Incorrect Question / Answer The process that may cause physical weathering or mechanical rupture are A. abrasion, crystallization, pressure release B. abrasion, oxidation, hydrolysis C. crystallization, carbonation, thermal insolation D. None of the above Check Answer Complaint Here As Incorrect Question / Answer

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