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Statement of a problem № 4009

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A beam of monochromatic light of wavelength 5.82x10^7 m falls normally on a glass wedge with the wedge angle of 20 s of an arc. If the refractive index of glass is 1.5, find the number of interference fringes per centimetre of the wedge length.

Solution:
A beam of monochromatic light of wavelength 5.82x10^7 m falls normally on a glas

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