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प्रश्न
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संबंधित प्रश्न
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?
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?
How many images are formed for a point object kept in between two plane mirrors at right angles to each other? Show them by drawing a ray diagram.
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?
(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).
State the mirror formula for the formation of total number of images formed in two plane mirrors, held at an angle.
Draw a neat two ray diagram for the formation of images in two plane mirrors, when mirrors are at right angles to each other.
What should be the minimum size of a plane mirror, so that a person 182 cm high can see himself completely?
Select the correct option:
In case of concave mirror, the minimum distance between an object and its real image is:
