A wooden cube of side has a density of

PHYSICS · Subjective · CBSE · Physics · Gravitation · Gravitation

Problem

A wooden cube of side

12\,\text{cm}

has a density of

750\,\text{kg\,m}^{-3}

. It is gently placed in freshwater of density

1000\,\text{kg\,m}^{-3}

. (i) Calculate the fraction of the cube’s volume that is submerged. (ii) Find the height of the cube that remains above the water surface.