Wave OpticsHard
Question
In double slit experiment, the angular width of the fringes is 0.20o for the sodium light (l = 5890
). In rder to increase the angular width of the fringes by 10%, the necessary change in the wavelength is :
). In rder to increase the angular width of the fringes by 10%, the necessary change in the wavelength is :Options
A.Increase of 589
B.Decrease of 589
C.Increase of 6479
D.zero
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