question_answer

The magnification of the image when an object is placed at a distance\[x\]from the principal focus of a mirror of focal length\[f\]is:

A)  \[\frac{x}{f}\]                  

B)         \[1+\frac{f}{x}\]

C)  \[\frac{f}{x}\]                  

D)  \[1-\frac{f}{x}\]

E)  \[\frac{1+f}{x}\]