Question: An air wedge is formed between two glass plates separated at one edge by a very fine wire, as shown in Figure P37.39. When the

An air wedge is formed between two glass plates separated at one edge by a very fine wire, as shown in Figure P37.39. When the wedge is illuminated from above by 600-nm light and viewed from above, 30 dark fringes are observed. Calculate the radius of the wire.

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