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प्रश्न
State which surface of a plane mirror reflects most of the light incident on it: the front smooth surface or the back silvered surface.
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उत्तर
Black silvered surface reflects most of the light incident on it.
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संबंधित प्रश्न
Suppose you are in a dark room. Can you see objects in the room? Can you see objects outside the room? Explain.
What is meant by lateral inversion of an image in a plane mirror ? Explain it with the help of a diagram.
State two uses of a plane mirror.
A light ray is incident normally on a plane mirror. (a) What is its angle of incidence?
Draw a diagram to show the reflection of a ray of light using a plane mirror. In the diagram, label the incident ray, the reflected ray, the normal, the angle of incidence and the angle of reflection.
The diagram below in figure shows an object XY in front of a plane mirror MM1 . Draw on the diagram, path of two rays from each point X and Y of the object to show the formation of its image .
Identify the following kind of beam of light.
The angle between an incident ray and the mirror is 350.
(i) What is the angle of incidence?
(ii) What is the angle of reflection?
(iii) What is the total angle turned by the ray of light?
(iv) What is the angle between the incident and the reflected rays?
State the direction of incident ray which after reflection from a spherical mirror retraces its path. Give reason for your answer.
What kind of surface reflects light?
