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प्रश्न
Discuss the position and nature of image formed by a convex mirror when an object is moved from infinity towards the pole of mirror.
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उत्तर
In a convex mirror, the image formed is always virtual, upright and diminished. It is always situated between its pole and focus, irrespective of the distance of object in front of the mirror.
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संबंधित प्रश्न
A ray of light is incident normally on a plane mirror. What will be the
angle of reflection?
What type of image is formed:
on a cinema screen?
Write the mirror formula. Give the meaning of each symbol which occurs in it.
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State whether this spherical mirror will diverge or converge light rays.
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(a) a magnifying glass
(b) a car to see objects on rear side
(c) spectacles for the correction of short sight
(d) a simple camera
AB and CD, two spherical mirrors, from parts of a hollow spherical ball with its centre at O as shown in the diagram. If arc AB = `1/2` arc CD, what is the ratio of their focal lengths? State which of the two mirrors will always form virtual image of an object placed in front of it and why.
Draw a ray diagram to show the formation of image by a concave mirror for an object placed between its pole and focus. State three characteristics of the image.
What is a mirror formula?
Define the term Centre of curvature.
