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68. White light is used in YDSE with D=1m and d=0.9mm. Light teaching this screen at Y= 1mm is passed through a prism and it's spectrum is obtained . FIND the missing lines in visible REGIONS

Answer» 68. White light is used in YDSE with D=1m and d=0.9mm. Light teaching this screen at Y= 1mm is passed through a prism and it's spectrum is obtained . FIND the missing lines in visible REGIONS


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