[" If the central portion of a convex lens is "],[" wrapped in black paper as shown in the figure "],[qquad (1)/(4)]

If the central portion of a convex lens is wrapped in black paper as shown in figure

How wil the image formed by a convex lens be affected, if the central portion of the lens is wrapped in black paper, as shown in the figure.

Half of the lens is wrapped in black paper How will it change the image?

If the top half of a convex lens is covered with black paper

If the behavior of light rays through a convex lens is as shown in the adjoining figure, then

If the behavior of light rays through a convex lens is as shown in the adjoining figure, then