The focal length of a plano convex glass lens is 20 cm(μ_g=1.5) . The – InterviewSolution

1.	The focal length of a plano convex glass lens is 20 cm(μ_g=1.5) . The plane face of it is silvered. An illuminating object is placed at a dis†an ce of 60 cm from the lens on its axis along the convex side. Then the dis†an ce(in cm of the image is
Answer» The focal length of a plano convex glass lens is 20 cm(μ_g=1.5) . The plane face of it is silvered. An illuminating object is placed at a dis†an ce of 60 cm from the lens on its axis along the convex side. Then the dis†an ce(in cm of the image is

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