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An object is placed at a point distant x...

An object is placed at a point distant x from the focus of a convex lens and its imge is formed at I as shown in the figure. The distance x, x’ satisfy the relation

A

`(x+x')/(2) = f`

B

`f = x x`

C

`x + x' le 2f`

D

`x + x' ge 2f`

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The correct Answer is:
D
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