Question

magnification produced by a spherical mirror is-1 what is the nature of spherical mirror
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Answer 1

Answer: the mirror is a concave mirror

Explanation: since the image is real and inverted

The “-“ in front of 1 denotes the images erect or inverted

Answer 2

Answer:

Magnification is positive for virtual images and negative for real images.If the magnification <1 irrespective of sign, then image is diminished .If the magnification >1 irrespective of sign, then image is enlarged.If the magnification =1 irrespective of sign, then image size is same as object size.Only concave mirrors form virtual enlarged images.Therefore, mirror is Concave and image is virtual.

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