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प्रश्न
Define the following term in relation to concave mirror.
Principal focus
उत्तर
It is a point on the principal axis, where a beam of light, parallel to the principal axis, after reflection actually meet.
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संबंधित प्रश्न
Define the Focal length of a spherical mirror
Define the terms focus and focal length of a concave mirror. Draw diagram to illustrate your answer.
Name the mirrors shown in Figure (a) and (b).
Draw a ray diagram to show the formation of image by a concave mirror for the object beyond its centre of curvature. State three characteristics of the image.
Upto what maximum distance from the pole the image in a convex mirror can be obtained? what will be the location of object then ?
A concave mirror forms a virtual image of size twice that of the object placed at a distance 5 cm from it.
Find : (a) the focal length of the mirror (b) position of image
Define the following term:
concave mirror
Define the term Centre of curvature.
