Two coherent sources are 2mm apart and are illuminated with a monochromatic light of wavelength 9523 angstrom, fringes are observed at a distance of 90 cm from the source. find the fringe width.
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fringe width=wavelength ×distance/2×distance bw coherent sources
here
wavelength =9523
distance=90
distance bw coherent sources=2
put all these values in above formula with suitable units..you will find the fringe width
here
wavelength =9523
distance=90
distance bw coherent sources=2
put all these values in above formula with suitable units..you will find the fringe width
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