Wave OpticsHard
Question
In fresnel′s biprism experiment a mica sheet of refractive index 1.5 and thickness 6 × 10-6 m is placed in the path of one of interfering beams as a result of which the central fringe gets shifted through five fringe widths. Then the wavelength of light is -
Options
A.4000
B.6000
C.8000
D.7000
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