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प्रश्न
Select the correct option:
If an incident ray passes through the centre of curvature of a spherical mirror, the reflected ray will:
विकल्प
pass through its pole
retraces its path
pass through its focus
be parallel to principal axis
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उत्तर
retraces its path
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संबंधित प्रश्न
The diagram in Fig. shows an incident ray AO and the reflected ray OB from a plane mirror. The angle AOB is 30°. Draw normal on the plane mirror at the point O and find:
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.
The image formed by a plane mirror is :
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 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?
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?
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.
Calculate the number of images formed in two plane mirrors, when they are held at the angle of (i) 72° (ii) 36°.
