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A small piece of wire bent into an L sha...

A small piece of wire bent into an L shape, with upright and horizontal portions of equal lengths, is placed with the horizontal portion along the axis of the concave mirror whose radius of curvature is 10cm. I fthe bend is 20cm from the pole of the mirror, then the ration of the lengths of the images of the upright and horizontal portions of the wire is

A

`1 : 2`

B

`3 : 1`

C

`1 : 3`

D

`2 : 1`

Text Solution

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The correct Answer is:
B
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