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प्रश्न
The word PLATE written on a paper is held in front of a plane mirror. Write down the letters as seen in the following case.
The paper is held parallel to the mirror.
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उत्तर
When the paper is help parallel to the mirror.
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संबंधित 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.
The diagram in Figure shows a point object P in front of a plane mirror MM1.
(a) Complete the diagram by taking two rays from the point P to show the formation of its image.
(b) In the diagram, mark the position of eye to see the image.
(c) Is the image formed real or virtual? Explain why?
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 .
An object 1.5 cm high when placed in front of a concave. the mirror produces a virtual image 3 cm high. If the object is placed at a distance of 6 cm from the pole of the mirror, calculate:
- the position of the image
- the focal length of the mirror.
A converging mirror, forms three times magnified virtual image when an object is placed at a distance of 8 cm from it. Calculate:
- the position of the image
- the focal length of the mirror.
State the direction of incident ray which after reflection from a spherical mirror retraces its path. Give reason for your answer.
Which of the following ray diagrams is correct for the ray of light incident on a lens shown in figure?
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| A | B |
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| C | D |
Plane mirrors are used as looking glass, to reflect light on objects and in periscopes.
