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physics

spherical mirrors

TermDefinition
what is pole the center of a spherical mirror
centre of curvature the centre of the sphere from which the mirror is made ,C is the centre of curvature
axis the straight line joining the pole of the centre of curvature
focus th e point half way between the cemtre of curvature and the pol
focal length the distance from the focus to the pole is called focal length
Real image a real image is an image formed by the actual intersection of the light rays
Virtual image is an image formed by the apparent intersection of rays
magnification the height of image is different from the height of the object
1/u +/v=1/f and m =u/v for a treatment using waves and the curvature of th lens
Created by: ibrahim2234