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प्रश्न
By drawing a neat diagram define the following:
Mirror
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उत्तर
The mirror is a highly polished and smooth surface that reflects almost the entire light falling on it. A plane mirror is made by silvering one side of a glass plate as shown in the figure.
Representation of plane mirror
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संबंधित प्रश्न
Draw a diagram to show the reflection of a light ray incident normally on a plane mirror.
The diagram in Fig. shows an incident ray AO and the reflected ray OB from a plane mirror. The angle AOB is 30°. Draw normal on the plane mirror at the point O and find:
How is the position of an image related to the position of the object?
The image formed by a plane mirror is :
An insect is sitting in front of a plane mirror at a distance 1 m from it.
(a) Where is the image of the insect formed?
Two plane mirrors are placed making an angle θ in between them. Write an expression for the number of images formed of an object placed in between the mirrors. State the condition, if any.
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.
A boy stands 4 m away from the plane mirror. If the boy moves `1/2` m towards the mirror, what is now the distance between the boy and his image? Give a reason for your answer.
