1.

A boy stands straight infront of a mirror at a distance of \[30cm\] away from it. He sees his erect image whose height is \[\frac{1}{5}th\]of his real height. The mirror he is using is [MP PMT 1993]

A. Plane mirror
B. Convex mirror
C. Concave mirror
D. Plano-convex mirror
Answer» C. Concave mirror


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