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प्रश्न
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उत्तर
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संबंधित प्रश्न
Define (a) centre of curvature (b) radius of curvature (c) pole (d) principal axis, and (e) aperture, of a spherical mirror with the help of a labelled diagram
What do you mean by the term dispersion?
If a spherical mirror breaks, what type of mirrors are the individual pieces?
State the number of images of an object placed between two mirrors, formed in each case when mirrors are inclined to each other at (a) 90°, and (b) 60°.
Complete the following diagrams shown in Fig. by drawing the reflected ray for each of the incident ray A and B.
Define the following term in relation to concave mirror.
Principal focus
Define the term Normal.
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?
