Question 28
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 the angle of incidence. Show the same with the help of a diagram.

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Solution

When two plane mirrors, like A and B, are placed perpendicular to each other, the incident ray and reflected ray will always be parallel to each other, whatever may be the angle of incidence.

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Q. Question 28
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 the angle of incidence. Show the same with the help of a diagram.

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Laws of Reflection

Standard VII Physics

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Question 28 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 the angle of incidence. Show the same with the help of a diagram.

When two plane mirrors, like A and B, are placed perpendicular to each other, the incident ray and reflected ray will always be parallel to each other, whatever may be the angle of incidence.

Question 28
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 the angle of incidence. Show the same with the help of a diagram.