Advertisements
Advertisements
प्रश्न
An insect is sitting in front of a plane mirror at a distance 1 m from it.
(b) What is the distance between the insect and its image?
Advertisements
उत्तर
Distance between the insect and his image = 1 + 1 = 2 m
APPEARS IN
संबंधित प्रश्न
Write three characteristics of the image formed by a plane mirror?
Why is it difficult to read the image of the text of a page formed due to reflection by a plane mirror?
The image formed by a plane mirror is :
Two plane mirrors are placed making an angle θ in between them. Write an expression for the number of images formed of an object placed in between the mirrors. State the condition, if any.
Two plane mirrors are placed making an angle θ° in between them. For an object placed in between the mirrors, if angle is gradually increased from 0° to 180°, how will the number of images change : increase, decrease or remain unchanged?
Two plane mirrors are placed making an angle 60° in between them. For an object placed in between the mirrors, the number of images formed will be :
(a) What do you understand by the term lateral inversion?
(b) A printed card has letters PHYSICS. By drawing the diagram show the appearance of the letters. (No ray diagram is required).
What should be the minimum size of a plane mirror, so that a person 182 cm high can see himself completely?
Parallel rays are incident:
- on regular surface and
- on irregular surface. In what respect do reflected rays in (1) differ from those of (2)?
Write down the letters of the word ‘POLEX’ as seen in a plane mirror, held parallel to the plane of this paper.
