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प्रश्न
Complete the following diagrams shown in Fig. by drawing the reflected ray for each of the incident ray A and B.
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उत्तर
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संबंधित प्रश्न
Explain the following terms :
Pole, Centre of curvature, Radius of curvature, Principal axis. Show them on separate diagrams for each of the concave and convex mirrors.
State the kind of mirror used
(a) by a dentist, and
(b) as a street light reflector.
In each case (a) and (b), draw reflected rays for the given incident rays and mark focus by the symbol F.
Write two more characteristics of the image.
State the kind of mirror used
(a) By a dentist,
(b) As a search-light reflector.
The sun is seen before the sunrise and after the sunset.
Answer the following question:
Distinguish between the convex mirror and the concave mirror.
Draw a ray diagram to show that a convex mirror has a wider field of view.
Assertion: Incident ray is directed towards the centre of curvature of spherical mirror. After reflection it retraces its path.
Reason: Angle of incidence (i) = Angle of reflection (r) = 0°
