Question

practical value of monochromatic sodium light​

Answer 1

Answer:

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Explanation:

Sodium light has two wavelengths yet it ismonochromatic. ... Sodium light has two wavelengths yet it is monochromatic because the distance between these two wavelengths is only 0.6 nm . Another reason is that ,the angle of emergence and angle of diffraction of these two wavelengths is very minimal and can be neglected.

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Answer 2

Answer:

Warm-up phases of a LPS lamp. The faint pink light of the Penning mixture is gradually replaced by the bright monochromatic orange light of the metallic sodium vapor.