KCET · Physics · Semiconductors
The principle of LASER action involves
- A amplification of particular frequency emitted by the system
- B population inversion
- C stimulated emission
- D All of the above
Answer & Solution
Correct Answer
(D) All of the above
Step-by-step Solution
Detailed explanation
Laser action involves all the given phenomenon
(i) Amplification of particular frequency
(ii) Population inversion
(iii) Stimulated emission
(i) Amplification of particular frequency
(ii) Population inversion
(iii) Stimulated emission
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