Question

# A quarter cylinder of radius and refractive index is placed on a table. A point object P is kept at a distance of from it. The value of for which a ray from P will emerge parallel to the table, as shown in figure, is

A
B
C
D
Hard
Updated on : 2022-09-05
Solution
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Correct option is A)

## Applying the lens formula for the plane surface, Solving, gives Now, again applying the lens formula for the curved surface, Solving for , gives us the value of as

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