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Question
By drawing a neat diagram define the following:
Mirror
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Solution
The mirror is a highly polished and smooth surface that reflects almost the entire light falling on it. A plane mirror is made by silvering one side of a glass plate as shown in the figure.
Representation of plane mirror

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RELATED QUESTIONS
Fill in the blank
The image formed by a plane mirror is erect and _____
Select the correct alternative
The angle between the incident ray and the ray reflected from the plane mirror is 70°. The angle of incidence will be :
The diagram in fig. shows an incident ray AO and the normal ON on a plane mirror. Draw the reflected ray. State the law you use to draw the direction of the reflected ray.

Why is it difficult to read the image of the text of a page formed due to reflection by a plane mirror?
An insect is sitting in front of a plane mirror at a distance 1 m from it.
(a) Where is the image of the insect formed?
An optician while testing the eyes of a patient keeps a chart of letters 3 m behind the patient and asks him to see the letters on the image of chart formed in a plane mirror kept at distance 2 m in front of him. At what distance is the chart seen by the patient?
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(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?
What must be the minimum length of a plane mirror in which a person can see himself full length? Draw a diagram to justify your answer. Does the distance of a person from the mirror affect the above answer?
