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प्रश्न
Figure shows a pencil placed above a mirror
- Draw its image formed by the mirror
- Show how light rays from the object are reflected at the mirror to form the image for the eye.
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उत्तर
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संबंधित प्रश्न
Rays of light incident parallel to the principal axis pass through the focus after reflection from a concave mirror.
The angle between the normal and refracted ray is called
Draw a ray diagram to show that the depth of a vessel containing water when seen from above, appears to be less than its real depth.
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.
Distinguish between real and virtual image.
The image formed by a pinhole camera is inverted because,
Assertion (A): Virtual objects can’t be seen by the human eye.
Reason (R): Virtual image is formed by converging rays.
Calculate the number of images formed by plane mirrors kept at an angle of 10° to each other.
An object is placed at a distance of 3cm from a plane mirror. The distance between the object and image is 3cm.
A concave lens produces only ______ image.
