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प्रश्न
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उत्तर
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संबंधित प्रश्न
An image that cannot be obtained on a screen is called ______.
Find out the letters of English alphabet or any other language known to you in which the image formed in a plane mirror appears exactly like the letter itself. Discuss your findings.
Name the two types of spherical mirrors. What type of mirror is represented by the:
- back side of a shining steel spoon?
- front side of a shining steel spoon?
What do you mean by the term dispersion?
How is the focal length of a spherical mirror related to its radius
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.
What is a mirror formula?
Find the height of the image of a body of height 1.5m in a mirror with a magnification of 1.5.
The diagram below shows the parallel rays incident on a convex mirror. C is the centre of the curvature of the mirror. By drawing the paths of the reflected rays, label the focus F and hence find the focal length of the mirror.
Explain why a ray of light passing through the center of curvature of a concave mirror, gets reflected along with the same pattern.
