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CBSE Class 12-science Answered

what is the princple of working laser light?

Asked by mazhartahsildar143 | 07 May, 2020, 01:44: PM
Expert Answer
Working of laser is based on four processes:- 
 
1. Absorption 
2. Spontaneous emission 
3. Population inversion 
4. Stimulated emission of electromagnetic radiation 
Answered by Shiwani Sawant | 07 May, 2020, 03:41: PM
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