How much thicker is center than the edges in rings
A total of 39 bright and 39 dark Newton's rings (not counting the dark spot at the center) are observed when 570 nm light falls normally on a planoconvex lens resting on a flat glass surface. How much thicker is the center than the edges?
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A total of 39 bright and 39 dark Newton's rings (not counting the dark spot at the center) are observed when 570 nm light falls normally on a planoconvex lens resting on a flat glass surface.
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