In order to obtain a magnification of, `-3`(minus 3) with a convex lens, the object should be placed.

To obtain a magnification of, -0.5 with a convex lens, the object should be placed:

In order to obtain a magnification of, -0.6 (minus 0.6 ) with a concave mirror, the object must be placed :

To obtain a magnification of -2 with a convex lens of focal length 10 cm, the object should be placed:

In order to obtain a magnification of, -0.75 with a convex lens of focal length 8 cm, the object should be placed:

The linear magnification of an object placed on the principal axis of a convex lens offocal length 30cm is found to be +2. In order to obtain a magnification of -2, by how much distance should the object be moved?

If a magnification of, -1 (minus 1) is obtained by using a converging lens, then the object has to be placed:

To obtain an image of the same size as that of an object with the help of a convex lens, the object should be placed ………………. .