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10The pole of a spherical mirror is the geometrical centre of its reflecting surface.
The centre of curvature lies on the mirror surface.
Radius of curvature is the distance between the pole and the centre of curvature.
The principal axis passes through the pole and the centre of curvature.
The principal focus of a concave mirror is virtual.
The principal focus of a convex mirror lies behind the mirror.
The focal length is the distance between the centre of curvature and the focus.
All distances in spherical mirrors are measured from the pole.
The symbol 'R' denotes the radius of curvature.
The principal focus of a concave mirror lies behind the mirror.
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The pole of a mirror is denoted by:
The centre of curvature of a mirror is denoted by:
What is the distance between the pole and the centre of curvature called?
The principal axis of a spherical mirror is:
In a concave mirror, the principal focus is:
The principal focus of a convex mirror is:
Focal length is represented by the symbol:
Which of the following lies exactly between the pole and the centre of curvature?
The SI unit of focal length is:
All distances related to a mirror are measured from:
The geometrical centre of a spherical mirror is called ______.
The centre of the sphere from which a mirror is made is called ______ of curvature.
The distance between the pole and the centre of curvature is called ______ of curvature.
The imaginary straight line passing through P and C is called ______ axis.
The fixed point through which rays parallel to principal axis converge or appear to diverge is called ______ focus.
The distance between the pole and principal focus is called ______ length.
The symbol of the principal focus is ______.
The focal length of a mirror is measured in ______.
The centre of curvature of a spherical mirror is denoted by the symbol ______.
The radius of curvature is represented by the symbol ______.