Question

If two plane mirrors are kept at right angle, number of images formed is equal to
(a) 3
(6) 4
(c) 6
(d) 5​

Answer 1

Answer:

it is depend on the position of the object

Answer 2

Answer:

here theta = 90°

no. of images = 360/theta - 1.

= (360/90) - 1

= 4 - 1

= 3.