No matter how far you stand from a mirror, your image appears erect. The mirror is likely to be
(a) only plane.
(b) only concave.
(c) only convex.
(d) either plane or convex
Answer
(d) either plane or convex
Explanation
A plane mirror always produces an erect image
Also, a convex mirror always produce an erect image.
Hence, no matter how far you stand from a plane mirror or a convex mirror,
your image appears erect.
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