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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