Q. A small object is placed 10 cm in front of a plane mirror. If you stand behind the object, 30 cm from the mirror and look at its image, for what distance must you focus your eyes?
A) 20 cm
B) 60 cm
C) 80 cm
D) 40 cm
Explanation
(d) Clearly, the distance of image from observer is 40 cm
[image:9_image111.jpeg]
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.