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प्रश्न
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संबंधित प्रश्न
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 is the advantage of using a carbon paper rather than a white paper?
Define the following terms in the context of spherical mirrors :
(i) Pole
(ii) Centre of curvature
(iii) Radius of curvature
(iv) Principal axis
Name the mirror which always produces an erect and virtual image. How is the size of image related to the size of object?
For what position of object, the image formed by a concave mirror is magnified and erect?
Name the kind of mirror used to obtain:
A virtual and diminished image
A concave mirror forms a virtual image of size twice that of the object placed at a distance 5 cm from it. Find:
- the focal length of the mirror
- position of image
An object 5 cm high is placed at a distance 60 cm in front of a concave mirror of focal length 10 cm. Find the position and size of the image.
Define the following term in relation to concave mirror.
Principal axis
What is the difference between virtual images of an object formed by a concave mirror and a convex mirror?
