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Answers
Terms Related to Spherical Mirrors :-
Pole:-
Geometric centre of the spherical surface of the mirror.
Principal axis :-
Straight line joining the pole of the mirror to its centre of curvature.
Center of curvature :-
Centre of the sphere of which the mirror is a part.
Radius of curvature :-
Radius of the sphere of which the mirror is a part.
Focus :-
The plane through the focus perpendicular to the axis of a mirror or lens is called focal plane.
Terms Related to Spherical Mirrors :-
Pole:-
Geometric centre of the spherical surface of the mirror.
Principal axis :-
Straight line joining the pole of the mirror to its centre of curvature.
Center of curvature :-
Centre of the sphere of which the mirror is a part.
Radius of curvature :-
Radius of the sphere of which the mirror is a part.
Focus :-
The plane through the focus perpendicular to the axis of a mirror or lens is called focal plane.