A piece of iron floats in mercury. Given that the density of iron is `7.8xx10^(3) "kg"m^(-3)`
Channel: Doubtnut
Date: 2020-08-30

A piece of iron floats in mercury. Given that the density of iron is `7.8xx10^(3) "kg"m^(-3)` and that of mercury is `13 xx 10^(3) "kgm"^(-3)`, Calculate the fraction of the volume of iron piece that remains outside the mercury.