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प्रश्न
The diagram in figure shows a ray of light AO falling on a rectangular glass slab PQRS. Complete the diagram till the ray of light emerges out of the slab. Label on the diagram the incident ray, the refracted ray and the emergent ray.
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उत्तर
Incident ray AO
Refracted ray OB
Emergent ray BE are shown.
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संबंधित प्रश्न
The angle of incidence for a ray of light passing through the centre of curvature of a spherical mirror is ...........
A concave mirror forms a virtual image for an object placed ...............................
Define the following terms :
Incident ray, Refracted ray, Angle of incidence, Angle of refraction.
Name the mirror which always forms an erect and virtual image. What is the size of the image as compared to that of the object?
Name the mirror which forms an erect, virtual and enlarged image of an object. What is the position of object relative to the mirror?
Give two characteristics of the virtual image formed by a convex lens.
Say TRUE or FALSE
A plane mirror is opaque
A boy of height 1m 45 cm is standing in front of a long mirror at a distance of 2 m. From this information, fill up the following sentences:
- The distance between the boy and his image is ______
- The height of the image is______
- When the boy moves 1m forward, the distance between her and her image is______
Draw a diagram of a pin hole camera showing the rays of light passing between the Object and its image
Assertion (A): Virtual objects can’t be seen by the human eye.
Reason (R): Virtual image is formed by converging rays.
