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प्रश्न
Draw a diagram to show the reflection of a light ray incident normally on a plane mirror.
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उत्तर
AO is the incident ray
OB is the reflected ray
ON is the normal
∠AON is the angle of incidence
∠NOB is the angle of reflection.
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संबंधित प्रश्न
Write three characteristics of the image formed by a plane mirror?
What is meant by lateral inversion of an image in a plane mirror? Explain it with the help of a ray diagram.
An object is kept at 60 cm in front of a plane mirror. If the mirror is now moved 25 cm away from the object, how does the image shift from its previous position?
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?
A ray of light strikes a plane mirror, such that the angle with the mirror is 20°. What is the value of angle of reflection? What is the angle between the incident ray and the reflected ray?
Prove experimentally that images are formed as far behind in a plane mirror as the object is in front of it.
(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).
Identify the following kind of beam of light.
