Question: You try to measure hair thickness using interferometric methods. You place a strand of hair between to microscopic slides su ch that a thin air

You try to measure hair thickness using interferometric methods. You place a strand of hair between to microscopic slides su ch that a thin air wedge is created between the slides. After illuminating with A : 600nm monochromatic light, you can count 121 dark bands starting from the point of contact. HOW thick is the hair strand
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