Question

magnification produced by plane mirror is +1. what doesmean?​

Answer 1

Answer:

The magnification produced by a plane mirror is +1 means that the image formed is virtual, erect and of the same size as that of object.

Explanation:

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Answer 2

Magnification ,

$m = \frac {Image~height}{Object~height} = \frac {{h}_{1}}{{h}_{0}} = \frac {v}{u}$

The magnification produced by a plane mirror is +1 which means that the size of the image formed is exactly equal to the size of the object behind the mirror .

The positive sign shows that the image is virtual & erect .