Q. If $h_{1}$ and $h_{2}$ are the heights of the images in conjugate position of a convex lens , then the height of the object is
A) $h_{1} + h_{2}$
B) $h_{1} - h_{2}$
C) $h_{1}/h_{2}$
D) $\sqrt{h_{1}h_{2}}$
Explanation
(d) Size of object
$h = \ \sqrt{h_{1}h_{2}}$
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.