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प्रश्न
Select the correct option:
A mirror forms a virtual image (diminished) of an object, whatever be the position of object:
पर्याय
it must be a concave mirror
it must be a convex mirror
it must be a plane mirror
it may be convex mirror or plane mirror
उत्तर
it must be a convex mirror
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संबंधित प्रश्न
Explain the following term related to spherical lenses:- optical centre
We can obtain a real, enlarged and inverted image by a concave mirror.
Name the two types of spherical mirrors. What type of mirror is represented by the:
front side of a shining steel spoon?
Define the following term in relation to concave mirror.
Principal axis
Is real image always inverted?
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?
An object is placed at a distance of 0.25 m
in front of a plane mirror. The distance between the object and image will be ______.
The minimum length of the mirror required to see the full image of the person is half ‘ of his height.
The distance from the center of curvature of the mirror to the pole is called the focal length of the mirror.
