A plano-convex lens with radius of curvature R 5 3.0 m is
Chapter , Problem 26(choose chapter or problem)
A plano-convex lens with radius of curvature R 5 3.0 m is in contact with a flat plate of glass. A light source and the observers eye are both close to the normal, as shown in Figure 24.8a. The radius of the 50th bright Newtons ring is found to be 9.8 mm. What is the wavelength of the light produced by the source?
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