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प्रश्न
A concave mirror converges the light-rays, but a convex mirror diverges them.
विकल्प
True
False
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उत्तर
True.
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संबंधित प्रश्न
Define the following terms :
Incident ray, Refracted ray, Angle of incidence, Angle of refraction.
What is a prism?
State the changes in the position, size and nature of the image when the object is brought from infinity up to the convex lens. Illustrate your answer by drawing ray diagrams.
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.
Distinguish between real and virtual image.
Say TRUE or FALSE
The image formed in a pinhole camera is always inverted
Say TRUE or FALSE
The image formed in a plane mirror is upside down
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.
Calculate the number of images formed by plane mirrors kept at an angle of 10° to each other.
The image formed by a plane mirror is ______.
