A thin rod of length f/3 lies along the axis of a concave mirror of focal lengt

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A thin rod of length f/3 lies along the axis of a concave mirror of focal length f One end of its magnified image touches an end of the rod. The length of the image is
[MP PET 1995]

Options:

A .

f

B .

\frac{1}{2} f

C .

2 f

D .

\frac{1}{4} f

Answer: Option B
:
B

A Thin Rod Of Length F/3 lies Along The Axis Of A Concave M...

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