Shown in the figure are two plane mirrors XY and YZ (XY ⊥ YZ) joined at their edge. Also shown is a light ray falling on one of the mirrors and reflected back parallel to its original path as a result of this arrangement. The two mirrors are now rotated by an angle θ to their new position XYZ’, as shown. As a result the new reflected ray is at an angle α from the original reflected ray. Then :

Options
Similar Questions
‘Operation Cactus’ is the name given to Indian Military intervention in
Prof. Vijay Raghavan, an Indian scientist, who has been elected Fellow of Royal Society in…
The UN has recently passed a resolution against human right violation in a South Asian…
A high level committee set up by the Ministry of Housing and Urban Poverty Alleviation…
Suppose, the Naxalites have kidnapped a Deputy Commissioner from Baster region in Chhattisgarh and taken…