Question

A uniform solid sphere of unknown radius and mass floats exactly half-submerged in a fluid of density 999 kg/m3. Find the density of the material of which the sphere is made (in kg/m3).

Answer 1

Answer:

Explanation:

          ρ =

making mass subject of formula we have

 m=ρv

from the question aluminium and zinc have same mass hence we can say;