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Question
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 nature of spherical mirror?
Solution
The spherical mirror is concave.
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RELATED QUESTIONS
We can obtain an enlarged and erect image by a convex mirror.
We can obtain a real, enlarged and inverted image by a concave mirror.
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.
Draw a ray diagram to show the formation of image of an object kept in front of a convex mirror. State three characteristics of the image.
For an incident ray directed towards centre of curvature of a spherical mirror the reflected ray:
Define the following term in relation to concave mirror.
Principal focus
Is real image always inverted?
Assertion: Incident ray is directed towards the centre of curvature of spherical mirror. After reflection it retraces its path.
Reason: Angle of incidence (i) = Angle of reflection (r) = 0°
Name the two types of spherical mirrors.
The image formed in a plane mirror is always inverted.
