If 'a' is the thickness of the glass slab and 'b' is the ver... | Physics | SolveeIt | Solveeit

Today, August 18

Question

If 'a' is the thickness of the glass slab and 'b' is the vertical shift of an object through it, then refractive index of the glass slab is

A

$\frac{a}{a+b}$

B

$\frac{a}{a-b}$

C

$\frac{a-b}{a}$

D

$\frac{a-b}{b}$

Answer

$\frac{a}{a-b}$

Explanation

Solution

The correct option is (B): $\frac{a}{a-b}$