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प्रश्न
Geometric centre of the spherical mirror is ______.
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उत्तर
Geometric centre of the spherical mirror is pole.
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संबंधित प्रश्न
Explain the following term related to spherical lenses:- principal axis
An image formed by a ______ mirror is always of the same size as that of the object.
Find out the letters of English alphabet or any other language known to you in which the image formed in a plane mirror appears exactly like the letter itself. Discuss your findings.
Define Radius of curvature of the spherical mirror
Draw separate diagram for the formation of virtual image of an object by a concave mirror.
What do you understand by the term real image?
The following Figure shows a concave mirror MM' on which a ray of light incident from a point P gets reflected to meet the principle axis at O.
(a) Find, by construction, the position of the centre of curvature of the concave mirror.
(b) Write down the value for the radius of curvature of the mirror.
(c) Calculate the focal length of the mirror.
(d ) Which relation is used in deducing the focal length from the radius of curvature?
The distance from the pole to the focus is called ______.
What is “aperture”?
