Advertisements
Advertisements
Question
Advertisements
Solution
(i) The distance from the pole in the direction of incident ray is taken positive.
(ii) The distance from the pole in the direction opposite to the incident ray is taken negative.
APPEARS IN
RELATED QUESTIONS
Name the spherical mirror which has:
(a) virtual principal focus.
(b) real principal focus.
When a spherical mirror is held towards the sun and its sharp image is formed on a piece of a carbon paper for some time, a hole is burnt in the carbon paper.
What name is given to the distance between spherical mirror and carbon paper?
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
A coin placed at the bottom of a vessel appears to be raised when water is poured in the vessel.
Complete the following diagrams shown in Fig. by drawing the reflected ray for each of the incident ray A and B.

The image formed by a convex mirror is of size one third 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.
Select the correct option:
A mirror forms a virtual image (diminished) of an object, whatever be the position of object:
Complete the following diagrams shown in the following figures by drawing the reflected rays.

