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प्रश्न
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संबंधित प्रश्न
Explain the following term related to spherical lenses: focal length
A ray of light is incident normally on a plane mirror. What will be the
angle of reflection?
A coin placed at the bottom of a vessel appears to be raised when water is poured in the vessel.
Define the following terms in the context of spherical mirrors :
(i) Pole
(ii) Centre of curvature
(iii) Radius of curvature
(iv) Principal axis
Name the kind of mirror used to obtain:
A virtual and diminished image
What is meant by magnification? Write its expression. What is its sign for the (a) real (b) virtual, image?
Find the height of the image of a body of height 1.5m in a mirror with a magnification of 1.5.
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.
An object is placed in front of a concave mirror as shown in the following figure. By scale drawing, find the nature of the image. Given f = 10 cm, v = 30 cm.
