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question : Yellow light emitted from a sodium lamp have a wavelength

question : Yellow light emitted from a sodium lamp have a wavelength

Grade:

2 Answers

Vikas TU
14149 Points
9 months ago
Dear student 
Tellow light emitted from Sodium Lamp have a wavelength of around 580nm. 
Hope this will help 
Good Luck 
Cheers 
ankit singh
askIITians Faculty 614 Points
9 months ago

The wavelength of yellow light is 580nm = 580×109m.


The frequency of yellow light, 
 
ν=λc=580×109m3.0×108m/s=5.17×1014/s.

The wave number of yellow light, 
 
νˉ=λ1=580×109m1=1.72×106/m.

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