Question

how to find nature of image from the magnification(light chapter class 10 numerical)

Answer 1

in mirror

if the magnification is negative,the image is real and inverted

if m is positive,the image is virtual and erect

if m is greater than 1,it is enlarged and if it is below 1 (0.4 etc..)it is diminished

Lenses

if m is negative,the image is virtual and erect and if m is positive, the image is real and inverted.

if m is more than 1 image is enlarged and if m is less than 1,image is diminished

hope you are satisfied ;)