Advertisements
Advertisements
प्रश्न
Advertisements
उत्तर
A concave mirror forms a real image equal in size to the object when the object is kept at centre of curvature, C
APPEARS IN
संबंधित प्रश्न
A student focused the Sun rays using an optical device 'X' on a screen S as shown.
From this it may be concluded that the device 'X' is a (select the correct option)
(A) Convex lens of focal length 10 cm.
(B) Convex lens of radius of curvature 20 cm.
(C) Convex lens of focal length 20 cm.
(D) Concave mirror of focal length 20 cm.
Define the following term in the context of spherical mirrors:- Principal axis
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.
How is a spherical mirror used to converge a beam of light at a point? Name the type of mirror used.
Name the kind of mirror used to obtain:
A virtual and diminished image
Define the term Centre of curvature.
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.
Which of the following has curved reflecting surface?
