Question

Which type of pumping method is used in heliun neon gas laser

Answer 1

Answer:

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Explanation:

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Answer 2

Answer:

Helium-neon lasers are the most widely used gas lasers. These lasers have many industrial and scientific uses and are often used in laboratory demonstrations of optics. In He-Ne lasers, the optical pumping method is not used instead an electrical pumping method is used.

Explanation:

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