Question
Fri November 02, 2012 By: Rohit
 

a.What is meant by refraction? b.What is meant by lence formula

Expert Reply
Fri November 02, 2012
The phenomenon of change in the path of light in going from one medium to another is called refraction of light.
An equation which represents the relation between focal length (f) of a lens, object distance (u) and image distance (v) is called lens formula i.e.,
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