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प्रश्न
Define the following term in relation to concave mirror.
Aperture
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उत्तर
The diameter of a spherical mirror is called its aperture.
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संबंधित प्रश्न
The shiny outer surface of a hollow sphere of aluminium of radius 50 cm is to be used as a mirror:
Which type of spherical mirror will it provide?
Explain the following terms :
Pole, Centre of curvature, Radius of curvature, Principal axis. Show them on separate diagrams for each of the concave and convex mirrors.
Draw a ray diagram to show the formation of image of an object kept in front of a convex mirror. State three characteristics of the image.
An object of height 2 cm is placed at a distance of 20 cm in front of a concave mirror of a focal length of 12 cm. Find the position, size, and nature of the image.
Select the correct option:
A mirror forms a virtual image (diminished) of an object, whatever be the position of object:
AB is the object, A'B' is the image, and MM' is the position of the mirror. Complete the ray diagram showing the formation of the image and find the focal length of the mirror.
The following figure shows a concave mirror with its pole (P), focus (F), and center of curvature (C). Draw a ray diagram to show the formation of the image of an object AB by the concave mirror.
What is the difference between virtual images of an object formed by a concave mirror and a convex mirror?
Define the radius of curvature.
