A parallel beam of light ( λ = 5890Ǻ), is incident on a glass plate (µ = 1.5) such that angle of refraction into plate is 60⁰. Calculate the smallest thickness of the plate which will make it appear dark by reflection.
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Light is incident on glass plate (μ = 1.5) such that angle of refraction is 60°. Dark Band is observed corrosponding to the wavelength 6000Å for reflected light. ... Think You Can Provide A Better Answer ?
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