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प्रश्न
Draw suitable diagrams to illustrate the action of (i) concave mirror and (ii) convex mirror on a beam of light incident parallel to the principal axis.
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उत्तर
(i)
(ii)
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संबंधित प्रश्न
Explain the following term related to spherical lenses:- principal focus
An image formed by a ______ mirror is always of the same size as that of the object.
Name the spherical mirror which can produce a real and diminished image of an object.
The shiny outer surface of a hollow sphere of aluminium of radius 50 cm is to be used as a mirror:
Which type of spherical mirror will it provide?
AB and CD, two spherical mirrors, from parts of a hollow spherical ball with its centre at O as shown in the diagram. If arc AB = `1/2` arc CD, what is the ratio of their focal lengths? State which of the two mirrors will always form virtual image of an object placed in front of it and why.
Define the following term in relation to concave mirror.
Focal length
The distance from the pole to the focus is called ______.
Name the two types of spherical mirrors.
What is “aperture”?
