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प्रश्न
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उत्तर
Magnification = height of image / height of object.
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संबंधित प्रश्न
A concave mirror always forms a real image.
Define the Focal length of a spherical mirror
What kind of mirror is required for obtaining a virtual image of the same size as the object?
When a spherical mirror is held towards the sun and its sharp image is formed on a piece of a carbon paper for some time, a hole is burnt in the carbon paper.
At which point of the spherical mirror the carbon paper is placed?
How is the focal length of a spherical mirror related to its radius
The image formed by a convex mirror is
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?
