terms related to sperical mirror
Answers
The various terms associated with spherical mirrors are: ...
2) Radius of curvature:- The radius of curvature of a spherical mirror is the radius of the hallow sphere of which the mirror is a part, in other words, it is the distance between the centre of curvature and pole of a mirror. It is represented by letter R.
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Answer:
1) Centre of curvature
It is the centre of the sphere from which the mirror forms a part.
2)Pole
The centre of the reflecting surface of a spherical mirror
3) Principal Axis
A straight line which passes through the centre of curvature and the pole of a spherical mirror
4)Radius of curvature
The radius of the sphere of which the mirror forms a part
5)Aperture
The diameter of the reflecting surface of a spherical mirror
6) Principal focus
A point on the principal axis to which all the light rays parallel to the principal axis converge after reflection from the mirror in concave mirror
In the convex mirror the principal focus is a point on the principal axis to which all the reflected rays appears to come from
7)Focal length
The distance between principal focus and the pole of a spherical mirror
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Explanation: