Question

content://media/external/file/261659

Answer 1

$\huge\pink{\mathfrak{HELLO}}$

ANSWER =2

Refractive index of medium

$n = \sqrt{eo \: \: uo}$

Ur=

$= \frac{u}{uo}$

Er=

$\frac{e}{eo}$

Therefore

$n = \sqrt{ \frac{u \: e}{uo \: eo} }$

Helps==

uo =Uo

eo=€o

Thanks❤