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प्रश्न
Name the kind of mirror used to obtain:
A real and diminished image.
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उत्तर
Concave
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संबंधित प्रश्न
A simple microscope is used by watch repairers. Give reason.
One half of a convex lens of focal length 10 cm is covered with a black paper. Can such a lens produce an image of a complete object placed at a distance of 30 cm from the lens? Draw a ray diagram to justify your answer. A 4 cm tall object is placed perpendicular to its principal axis of a convex lens of focal length 20 cm. The distance of the object from the lens is 15 cm. Find the nature, position and the size of the image.
Define the following term in the context of spherical mirrors:- Pole
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.
A ray of light is incident on a plane mirror at an angle of 30°. What is the angle of reflection
What type of image is formed:
in a plane mirror?
The diverging lens in part (a) is replaced by a converging lens also of focal length 100 mm. The object remains in the same position and an image is formed by the converging lens. Compare two properties of this image with those of the image formed by the diverging lens in part (a).
Define the following term:
spherical mirror
Define the following term in relation to concave mirror.
Pole
In the figure shown, the image of a real object is formed at the point I. AB is the principal axis of the mirror. The mirror must be:
