question_answer

A man is 6 feet tall. In order to see his entire image, he requires a plane mirror of minimum length equal to:

A)  6 ft     

B)       12 ft

C)  2 ft 

D)   3 ft

Correct Answer: D

Solution :

The minimum size of plane mirror required for seeing full size image of man

Given, height of man

Thus, minimum size of plane mirror