Question:
21 The refractive index of a thin film is 1 42 If it is
Last updated: 6/11/2023
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21 The refractive index of a thin film is 1 42 If it is illuminated by sodium light 2 5 9x107 meter find the minimum thickness of the film to be appear black in reflected light A 2 07X10 meter B 2 07X10 meter C 2 07X10 meter D 2 07X10 meter DO DO