Question

Between which two points of a concave mirror should an object be placed to obtain a magnification of 3?

Answer 1

1. Magnification is given as 3 which means that the image formed is virtual and erect.
   
2. In the concave mirror, there is only one possible place for this to happen when the object is placed between the pole and the focus of the concave mirror.
3. When the object is placed between the pole and focus the image formed is virtual, erect, and magnified.