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प्रश्न
Define the term Principle focus.
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उत्तर
Principal focus of a spherical mirror is a point on the principal axis of the mirror, where all the rays travelling parallel to the principal axis and close to it after reflection from the mirror, converge to or appear to diverge from.
संबंधित प्रश्न
What do you mean by the term dispersion?
Define the following terms in the context of spherical mirrors :
(i) Pole
(ii) Centre of curvature
(iii) Radius of curvature
(iv) Principal axis
Define the following term in relation to concave mirror.
Pole
The spherical mirror used as a rear view mirror in the vehicle is
The distance from the pole to the focus is called ______.
Name the type of mirror used in the following situation:
Side/rear-view mirror of a vehicle
Support your answer with reason.
What is the focal length (f) of a mirror?
