Answer the following:
What is meant by the ratio of the image's size to the object's size? Write its expression. What is its sign for real image and virtual image?
Magnification can be defined as the ratio of the to the .
The presence of a negative sign in the magnification value indicates that the image is .
The presence of a positive sign in the magnification value indicates that the image is .
\(m>1\) - The image formed is .
\(m<1\) - The image formed is .