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प्रश्न
What is a virtual image?
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उत्तर
When the rays of light reflecting from an object appear to meet in a virtual form, then the images formed in this way are called virtual images.
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संबंधित प्रश्न
Explain the following term related to spherical lenses:- aperture
Give one use each of a concave and a convex mirror.
A virtual image larger than the object can be produced by a ______.
Write the mirror formula. Give the meaning of each symbol which occurs in it.
A lens forms a real image 3 cm high of an object 1 cm high. If the separation of object and image is 15 cm, find the focal length of the lens.
For an incident ray directed towards centre of curvature of a spherical mirror the reflected ray:
What do you understand by the term real image?
Name the two types of spherical mirrors.
