Q3 Choose (Two only): A. Explain the stimulated emission? B. Explain the feedback mechanism by using the diagrum of laser resonator ? C. According the chart of four level system , show how laser emission?

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Q3 :- Choose (Two only):
A. Explain the stimulated emission ?
B. Explain the feedback mechanism by using the diagram of laser
resonator ?
C. According the chart of four level system , show how laser emission?
Transcribed Image Text:Q3 :- Choose (Two only): A. Explain the stimulated emission ? B. Explain the feedback mechanism by using the diagram of laser resonator ? C. According the chart of four level system , show how laser emission?
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