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संबंधित प्रश्न
We can obtain an enlarged and erect image by a convex mirror.
Give one use each of a concave and a convex mirror.
A diverging lens is used in:
(a) a magnifying glass
(b) a car to see objects on rear side
(c) spectacles for the correction of short sight
(d) a simple camera
The erect image formed by a concave mirror is of size double the size of object. How are u and v related?
An object forms a virtual image which is 1/8th of the size of the object. If the object is placed at a distance of 40 cm from the convex mirror, calculate:
- the position of the image
- the focal length of the convex 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.

Spherical mirrors are one form of ______ mirrors.
For a spherical mirror, ______ is true.
