A mark at the bottom of a liquid appears to rise by 0.1m The depth of the liquid is 1m. The refractive index of the liquid is

A mark at the bottom of a liquid appears to rise by 0.1m The depth of

1.	A mark at the bottom of a liquid appears to rise by 0.1m The depth of the liquid is 1m. The refractive index of the liquid is
Answer» 1.33 `9/10` `10/9` 1.5 Answer :C