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प्रश्न
Say TRUE or FALSE
The image formed in a pinhole camera is always inverted
विकल्प
True
False
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उत्तर
The image formed in a pinhole camera is always inverted- True
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संबंधित प्रश्न
A concave mirror converges the light-rays, but a convex mirror diverges them.
A virtual image formed by a spherical mirror is always erect and situated behind the mirror.
A concave mirror forms a virtual image for an object placed ...............................
A ray of light travels from a rarer medium to a denser medium. How will it bend?
State the changes in the position, size and nature of the image when the object is brought from infinity up to a concave lens. Illustrate your answer by drawing ray diagrams.
A lens always forms an image between the object and the lens. State three characteristics of the image.
Distinguish between real and virtual image.
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.
Assertion (A): Virtual objects can’t be seen by the human eye.
Reason (R): Virtual image is formed by converging rays.
An object is placed at a distance of 3cm from a plane mirror. The distance between the object and image is 3cm.
