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A short linear object of length b lies a...

A short linear object of length b lies along the axis of a concave mirror or focal length f at a distance u from the pole of the mirror. The size of the image is approximately equal to

A

`L × sqrt((u – f)/f)`

B

`L × sqrt(f/(u–f))`

C

`L × ((u – f)/f)`

D

`L × (f/(u–f))^2`

Text Solution

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The correct Answer is:
D
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