TS EAMCET 14-Sep-2020 Shift 2 Solved Paper

Section: Physics

Question : 102 of 160

Marks: +1, -0

A short straight object of length l lies along the central axis o f a spherical concave mirror, at a distance X from the mirror. The focal length of the minor is F. If the length of the image in the mirror is l , then ratio (

l′

) is
(Assume l ≪ X and l ≪ F)

F−X
F
(
F−X
F
)2
(
F
F−X
)2
F
X

Validate

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