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The Priniple of LASER action involves
Options
(a) Amplification of particular frequency emitted by the system
(b) Population inversion
(c) Stimulated emission
(d) All of these
Correct Answer:
All of these
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
Related Questions: - An electron of mass m and a photon have same energy E. The ratio of de-Broglie
- Two identical cells of the same e.m.f. and same internal resistance
- In nuclear fusion, two nuclei come together to form a large nucleus.
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Topics: Dual Nature of Matter and Radiation
(150)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- An electron of mass m and a photon have same energy E. The ratio of de-Broglie
- Two identical cells of the same e.m.f. and same internal resistance
- In nuclear fusion, two nuclei come together to form a large nucleus.
- In a transistor the collector current is always less than the emitter current
- A charged particle (charge q) is moving in a circle of radius R with uniform speed v
Topics: Dual Nature of Matter and Radiation (150)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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