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A beam of light coming from infinty is p...

A beam of light coming from infinty is passing through a biconvex lens having radius of curvature `R=20cm` of each surface, if focused at a certain distance from lens. Find the radius of curvature of emergent wave front from lens : (`mu lens =1.5`)

A

`10cm`

B

`5cm`

C

`1cm`

D

`20cm`

Text Solution

AI Generated Solution

To solve the problem, we need to determine the radius of curvature of the emergent wavefront from a biconvex lens when a beam of light coming from infinity passes through it. Here are the steps to arrive at the solution: ### Step 1: Understand the Lens and Given Data We have a biconvex lens with: - Radius of curvature of each surface, \( R = 20 \, \text{cm} \) - Refractive index of the lens, \( \mu = 1.5 \) ### Step 2: Identify the Lens Formula ...
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