Physics, asked by vishnukumar8102, 10 months ago

For stimulated emission which of the following is required.
(a) Excess population
(b) Normal population
(c) Population inversion
(d) none of these

Answers

Answered by aristeus

(C) Population inversion

Explanation:

Population inversion is the redistribution of nuclear vitality levels that happens in a framework so laser activity can happen. Typically, an arrangement of iotas is in temperature harmony and there are in every case a larger number of particles in low vitality states than in higher ones.

It is a procedure of accomplishing a bigger number of electrons in the higher vitality state than the lower vitality state.

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