Define magnification produced by a lens.

Define magnification produced by a spherical mirror.

The magnification produced by a plane mirror is +1. what does this mean?

The magnification produced by a mirror is -2. The image is virtual, erect and enlarged .

What is the nature of the image formed by a concave mirror if the magnification produced by the mirror is + 3?

A compound microscope has a magnification of 30. The focal length of its eye piece is 5 cm. Assuming the final image to be formed at near point, calculate the magnification produced by the objective.

Define linear magnification.