an air lens of radius of curvature of each surface equal to 10cm ( R1 = R2 = 10 cm)is cut into a cylinder of glass of refractive index 1.5. The focal length and the nature of the lens is

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In figure, an air lens of radius of curvature of each surface equal to 10cm ( R1 = R2 = 10 cm)is cut into a cylinder of glass of refractive index 1.5. The focal length and the nature of the lens is
17
Nov
In figure, an air lens of radius of curvature of each surface equal to 10cm ( R1 = R2 = 10 cm)is cut into a cylinder of glass of refractive index 1.5. The focal length and the nature of the lens is an air lens of radius of curvature of each surface equal to 10cm [...]
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