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प्रश्न
What is the name of the phenomenon in which the right side of an object appears to be the left side of the image in a plane mirror?
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उत्तर
Lateral inversion is the phenomenon in which the right side of an object appears to be the left side in its image in a plane mirror.
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संबंधित प्रश्न
Explain the following term related to spherical lenses:- principal focus
An image which can be obtained on a screen is called a ______ image.
What type of image is formed:
in a plane mirror?
The shiny outer surface of a hollow sphere of aluminium of radius 50 cm is to be used as a mirror:
What will be the focal length of this mirror?
How is a spherical mirror used to converge a beam of light at a point? Name the type of mirror used.
State the kind of mirror used
(a) by a dentist, and
(b) as a street light reflector.
Define the following terms in the context of spherical mirrors :
(i) Pole
(ii) Centre of curvature
(iii) Radius of curvature
(iv) Principal axis
The diagram below in Figure, shows a convex mirror. C is its centre of curvature and F is its focus. (i) Draw two rays from A and hence locate the position of image of object OA. Label the image IB. (ii) State three characteristics of the image.
For what position of object, the image formed by a concave mirror is magnified and erect?
When an object of height 1 cm is kept at a distance 4 cm from a concave mirror, its erect image of height 1.5 cm is formed at a distance 6 cm behind the mirror. Find the focal length of mirror, by drawing.
An object forms a virtual image which is 1/8th of the size of the object. If the object is placed at a distance of 40 cm from the convex mirror, calculate:
- the position of the image
- the focal length of the convex mirror.
Define the following term in relation to concave mirror.
Principal focus
A shopkeeper wanted to fix a mirror which will give a maximum view of his shop. What type of mirror should he use? Give reason.
