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प्रश्न
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उत्तर
Linear magnification is defined as the ratio of the height of the image to the height of the object. It is taken to be positive for an image to be virtual and erect and negative when image is real and inverted.
Magnification = height of image / height of object.
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संबंधित प्रश्न
Define the following term in the context of spherical mirrors:- Principal axis
Define the following terms in the context of spherical mirrors :
(i) Pole
(ii) Centre of curvature
(iii) Radius of curvature
(iv) Principal axis
Mention the types of mirrors used as (i) rear view mirrors, (ii) shaving mirrors. List two reasons to justify your answers in each case.
What is a spherical mirror?
The image formed by a convex mirror is of size one third the size of object. How are u and v related?
Define the following term:
concave mirror
The spherical mirror used as a rear view mirror in the vehicle is
What is the difference between virtual images of an object formed by a concave mirror and a convex mirror?
A ray of light is incident towards a plane mirror at an angle of 30° with the mirror surface. What will be the angle of reflection?
