There are two plane mirror inclined at 40 as shown in the

Last updated: 6/24/2023

There are two plane mirror inclined at 40 as shown in the figure A ray of light is incident on mirror M then what should be the value of angle of incidence i so that the light ray retraces its path after striking the mirror M M O 70 O 40 O 50 60 40 M Marks 4 1