The wave of wavelength 5900Å emitted by any atom or molecule must have some finite total length which known as coherence length. For sodium light

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The wave of wavelength 5900Å emitted by any atom or molecule must have some finite total length which known as coherence length. For sodium light, this length is 2.4cm. The number of oscillation in this length will be,
04
Jun
The wave of wavelength 5900Å emitted by any atom or molecule must have some finite total length which known as coherence length. For sodium light, this length is 2.4cm. The number of oscillation in this length will be, The wave of wavelength 5900Å emitted by any atom or molecule must have some finite total length [...]
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