Question:
cm 4 60 cm Two plano convex lenses of equal focal lengths
Last updated: 6/24/2023
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cm 4 60 cm Two plano convex lenses of equal focal lengths are arranged as shown DO CD DD The ratio of the combined focal lengths is 2 1 2 3 4 2 1 2 1 1 2 1 3 1 1 1 SAIL on hiect is at a distance u and u from a inge is formed