1.

A point source of light, S is placed at a distance L in front of the centre of plane distance L in front of the centre of plane vertically on a wall. A man walks in front of the mirror along a line parallel to the mirror, at a distance 2L as shown below. The distance over which the man can see the image of the light source in the mirror is

A. \(\frac{{\rm{d}}}{2}\)
B. d
C. 3d
D. 2d
Answer» D. 2d


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