Solving a problem in physics section 25 point 53 optics

Solving a problem in physics section 25 point 53 optics

53. Young´s experiment is one of the slits overlap the transparent plate thickness of 11 microns, so that the central bright band shifted to the position originally occupied by the tenth light strip. Find the index of refraction of the plate, if the wavelength is 0.55 microns.

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Detailed solution. Decorated in Microsoft Word 2003. (Target decided to use formula editor)