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प्रश्न
How many images are formed for a point object kept in between two plane mirrors at right angles to each other? Show them by drawing a ray diagram.
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उत्तर
For two mirrors kept perpendicular to each other, three images are formed for an object kept in between them.
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संबंधित प्रश्न
Draw a diagram to show the reflection of a light ray incident normally on a plane mirror.
Explain the following term :
Plane mirror
Draw diagram/diagrams to show them.
What is meant by lateral inversion of an image in a plane mirror? Explain it with the help of a ray diagram.
Why is it difficult to read the image of the text of a page formed due to reflection by a plane mirror?
The image formed by a plane mirror is :
A ray of light strikes a plane mirror, such that the angle with the mirror is 20°. What is the value of angle of reflection? What is the angle between the incident ray and the reflected ray?
What must be the minimum length of a plane mirror in which a person can see himself full length? Draw a diagram to justify your answer. Does the distance of a person from the mirror affect the above answer?
Parallel rays are incident:
- on regular surface and
- on irregular surface. In what respect do reflected rays in (1) differ from those of (2)?
Write down the letters of the word ‘POLEX’ as seen in a plane mirror, held parallel to the plane of this paper.
