Question
Thu February 09, 2012 By: Kapil
 

the linear magnification for a mirror is the ratio of the size of the image to the size of the object, and is denoted by m. then m is equal to (in terms of u and f)

Expert Reply
Thu February 09, 2012
m in terms of u and f is given by:
 
Using the mirror formula, 1/u+1/v = 1/f
v = uf/(u-f)
 
m=-v/u
 
= -f/(u-f)
 
= f/(f-u)
Ask the Expert