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प्रश्न
A concave mirror forms a virtual image for an object placed ...............................
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उत्तर
A concave mirror forms a virtual image for an object placed between pole and focus.
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संबंधित प्रश्न
A concave mirror converges the light-rays, but a convex mirror diverges them.
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.
Name the mirror which forms an erect, virtual and enlarged image of an object. What is the position of object relative to the mirror?
Classify as real or virtual, the image of a candle flame formed on a screen by a convex lens. Draw a ray diagram to illustrate how the image is formed.
Say TRUE or FALSE
The image of right hand in a plane mirror looks like a left hand
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.
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______
Assertion (A): Virtual objects can’t be seen by the human eye.
Reason (R): Virtual image is formed by converging rays.
Distinguish between real & virtual images.
A concave lens produces only ______ image.
