Question

A plane mirror as placed at the bottom of a tank containing a liquid of refractive index, μ. P is a small object at a height h above the mirror. An observer, O vertically above P and outside the liquid P and find its image in a mirror. The apparent distance between these two will be

• A. $2\mu h$
• B. $\frac{2h}{\mu }$
• C. $\frac{2h}{\mu -1}$
• D. $h(1+\frac{1}{\mu })$

Answer 1

The correct option is B

$\frac{2h}{\mu }$