Advertisements
Advertisements
प्रश्न
(a) When a concave mirror is used as a shaving mirror, where is the person's face in relation to the focus of mirror?
(b) State three characteristics of the image seen in part (a).
Advertisements
उत्तर
(a) The person's face is between the pole and focus of the mirror.
(b) The image formed is erect, virtual and magnified.
APPEARS IN
संबंधित प्रश्न
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.
At which point of the spherical mirror the carbon paper is placed?
The letters on the front of an ambulance are written laterally inverted like 
. Give reason.
Define the terms pole, principal axis and centre of curvature with reference to a spherical mirror.
Figure shows a concave mirror with its pole at P, focus F and centre of curvature C. Draw ray diagram to show the formation of image of an object OA.
Name the kind of mirror used to obtain:
A real and diminished image.
A straight stick partly dipped in water obliquely appears to be bent at the surface of the water.
Select the correct option:
A mirror forms a virtual image (diminished) of an object, whatever be the position of object:
Define the term principal focus in case of convex mirror. Draw a convex mirror and show its principal focus and focal length clearly.
Define the term Normal.
