Question

two big mirrors a and b are fitted side by side on a wall . a man is standing at such a distance from the wall that he can see the erect image of his face in both the mirrors . when the man starts walking towards the mirrors, he finds that the size of his face in mirror. A goes on increasing but that in mirror B remains the same ?
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Answer 1

Answer:

Mirror A is concave and mirror B is convex

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