C-08-Q042mediumsingle_mcq
Two plane mirrors set at 60° angle. Light strikes first mirror at 60° incident angle. After reflection in both mirrors, the final ray travels?
Two plane mirrors set at 60° angle. Light strikes first mirror at 60° incident angle. After reflection in both mirrors, the final ray travels?
- aperpendicular to original direction
- bopposite to original direction
- cparallel along same direction as incident
- dat 30° to original direction