Q79 of 112 Page 312

State the characteristics of the image formed in a plane mirror.

Characteristics of the image formed by a plane mirror are-

● The images formed by a plane mirror are virtual and erect


● Image formed is of the same size as the object.


● Image is laterally inverted.


● Image is far behind the mirror as the object is in front of the mirror.


More from this chapter

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78

State the laws of reflection of light.

 79

Draw a labelled diagram showing how a plane mirror forms an image of a point object placed in front of it.

 80

Draw a labelled diagram of the human eye. Label the following parts on this diagram: Cornea, Iris, Pupil, Ciliary muscles, Eye-lens, Retina, Optic nerve, Blind spot.

 80

What are the functions of the following parts of the eye?

(a) Iris


(b) Eye-lens


(c) Ciliary muscles


(d) Retina


(e) Optic nerve