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प्रश्न
What type of mirror can be used to obtain a real image of an object?
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उत्तर
A concave mirror can be used to obtain a real image of an object.
संबंधित प्रश्न
Define the following term in the context of spherical mirrors:- Centre of curvature
We can obtain a real, enlarged and inverted image by a concave mirror.
When a spherical mirror is held towards the sun and its sharp image is formed on a piece of a carbon paper for some time, a hole is burnt in the carbon paper.
What name is given to the distance between spherical mirror and carbon paper?
Explain the meaning of the terms focus and focal length in case of a convex mirror, with the help of suitable ray diagram.
Figure shows a concave mirror with its pole at P, focus F and centre of curvature C. Draw ray diagram to show the formation of image of an object OA.
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.
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?
