Physics, asked by tfnadaf, 1 year ago

The plane faces of two identical Plano convex lenses each with focal length f are pressed against each other using an optical glue to form a usual convex lens . The distance from the optical centre at which an object must be placed to obtain the image same as the size of object is
A. f/4 B. f/2 C. f D. 2f
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Answers

Answered by Anonymous
44

option C. is correct

the focal length will be coinciding each other and both the identical focal length will appear is

1

 \beta e \:  \beta \pi \alpha inl \gamma

hope it helps

Answered by Anonymous
0

c)f

the focal length will coincide each other

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