If anlge between two plane mirrors is `60^@` then number of images formed are:

Image formed by a plane mirror is :-

Image formed by a plane mirror is

In a periscope, two plane mirrors are used.

Two mirrors are kept at 60^@ to each other and a body is placed at middle .The total number of images formed is

To get five images of a single object, one should have two plane mirrors at an angle of :