Physics, asked by shwetashukla794, 9 months ago

what is the principal of laser​

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Answered by Anonymous
1

Answer:

A laser is a device that emits light through a process of optical amplification based on the stimulated emission of electromagnetic radiation. The term "laser" originated as an acronym for "light amplification by stimulated emission of radiation".

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Answered by poornavarshithaa00
2

Basic Principles of Lasers. To explain the process of light amplification in a laser requires an understanding of the energy transition phenomena in the atoms of its active medium. They include: spontaneous emission, stimulated emission/absorption and non-radiative decay.

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