Question

# 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 ray diagram.

Solution
Verified by Toppr

#### 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.

3
Similar Questions
Q1

What should be the angle between two plane mirrors so that whatever be the angle of incidence, the incident ray and the reflected ray from the two mirrors be parallel to each other [KCET 1994; SCRA 1994]

View Solution
Q2

What should be the angle of incidence of a ray falling on a plane mirror if the incident and reflected rays are perpendicular to each other?

View Solution
Q3

The reflecting surface of two mirrors make an angle of 90° with each other. If a ray incident of one mirror has an angle of incidents of 30°, draw the ray reflected from the second mirror. What will be its angle of reflection?

View Solution
Q4

Two plane mirrors are held parallel to each other and at an angle 45 to the line joining them as shown in figure. What will be the angle between incident ray and emergent ray ( ray after reflection from a second mirror) ?

View Solution
Q5

Under what condition in an arrangement of two plain mirrors, incident rays, and reflected rays will always be parallel, whatever may be the angle of incidence?

View Solution
Solve
Guides