Question

if magnification value (m) =-2 then the nature of the image is​

Answer 1

Magnification=

Object size

Image size

According to new Cartesian sign convention, size of height of real and inverted image is considered negative and that of virtual and erect image is considered positive.

The heigh of the object, being erect is considered positive always.

So, for positive magnification, the ratio, mentioned above, will be positive. This implies that the image height will also be positive.

The image will be virtual and erect.