Question

A concave mirror produces three times magnified (enlarged) real image of an object placed at 10 cm in front of it. Where is the image located?

Answer 1

Here, linear magnification (m) = - 3 (Negative sign for real image, which is inverted) Object distance  Image distance  

As The image is located at 30 cm in front of the mirror.

The Linear magnification of ratio of image length as well as object length measured in planes that the perpendicular to the optical axis.