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प्रश्न
Define the term Principle axis.
उत्तर
The principal axis is the straight line passing through the pole and the centre of curvature.
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संबंधित प्रश्न
A ray is incident on a plane mirror . Its reflected ray is perpandicular to the incident ray . Find the angle of incidence .
Draw diagrams to show the difference between regular and irregular reflection.
Compare the characteristics of an image formed by a convex mirror and a concave mirror, when object is beyond center of curvature, but not at infinity.
Complete the path of incident ray in the following case.
By geometrical construction, find the position of the image in the following figure.
Say TRUE or FALSE
We see a book because it reflects the light that falls on its surface
Which position of the object will produce a magnified virtual image, if a concave mirror of focal length 15 cm is being used?
A point source of light S is placed in front of two large mirrors as shown. Which of the following observers will see only one image of S?
