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OpenStudy (anonymous):
in YDSE, 10 fringes are observed to be formed in a certain segment of the screen when light of wavelength 400nm is used. if the wave length of light is changed to 200nm, the number of fringes observed in the same segment of the screen is?
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OpenStudy (anonymous):
n1\[\lambda1=\lambda2n2\] n1=10 n2=? \[\lambda1=400\] now get n2
OpenStudy (anonymous):
n*lamda=constant? thats what you are sayin?
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