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प्रश्न
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उत्तर
(i) The distance from the pole in the direction of incident ray is taken positive.
(ii) The distance from the pole in the direction opposite to the incident ray is taken negative.
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संबंधित प्रश्न
Explain the following term related to spherical lenses:- aperture
Write two more 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 ?
An object is placed at 4 cm distance in front of a concave mirror of radius of curvature 24 cm. Find the position of image. Is the image magnified?
Draw a ray diagram to show the formation of the image, when the object is placed between optical centre and principal focus of a convex lens.
State the signs and values of magnifications in the above mentioned case.
Define the following term in relation to concave mirror.
Principal axis
Is real image always inverted?
The spherical mirror used as a rear view mirror in the vehicle is
The distance from the center of curvature of the mirror to the pole is called the focal length of the mirror.
