Question

What is Population inverson

Answer 1

Explanation:

Population inversion, in physics, the redistribution of atomic energy levels that takes place in a system so that laser action can occur

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Answer 2

Answer:

Hey mate here is your ans dear

Population inversion, in physics, the redistribution of atomic energy levels that takes place in a system so that laser action can occur. Normally, a system of atoms is in temperature equilibrium and there are always more atoms in low energy states than in higher ones.