Under what condition in an arrangement of two plane mirrors, incident ray and reflected ray will always be parallel

+1 vote
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asked Jan 20, 2018 in Physics by Kundan kumar (49,132 points) 34 381 1017

Under what condition in an arrangement of two plane mirrors, incident ray and reflected ray will always be parallel to each other, whatever may be angle of incidence. Show the same with the help of a ray diagram.

1 Answer

+1 vote
answered Jan 20, 2018 by Vikash Kumar (144,729 points) 8 11 21
selected Jan 20, 2018 by Kundan kumar
 
Best answer

When two plane mirrors are placed at right angle to each other, then the incident and reflected rays will always be parallel to each other.

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