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प्रश्न
Which mirror has a wider field of view?
उत्तर
A convex mirror has a wider field of view because it is a diverging mirror and forms small and erect images of a large number of objects at the same time.
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संबंधित प्रश्न
What is meant by (i) principal focus of a convex mirror, and (ii) focal length of a convex mirror?
Draw diagram to show the action of convex mirror on a beam of parallel light rays. Mark on this diagram principal axis, focus F, centre of curvature C, pole P and focal length f, of the convex mirror.
A mirror forms an image which is 30 cm from an object and twice its height.
(a) Where must the mirror be situated?
(b) What is the radius of curvature?
(c) Is the mirror convex or concave?
Where would the image be formed by a convex mirror if the object is placed:
at infinity?
Draw labelled ray-diagrams to show the formation of image in both the case.
Draw diagram to show how a convex mirror can be used to give a large field of view.
Draw a diagram to represent a convex mirror. On this diagram mark principal axis, principal focus F and the centre of C if the focal length of convex mirror is 3 cm.
The focal length of a convex mirror is equal to its radius of curvature.
When the reflecting surface is curved outwards the mirror formed will be ______.
If the object is at infinity in front of a convex mirror the image is formed at infinity.
Higher-Order Thinking Skills:
A convex mirror is in water. What should be the change in its focal length?
