1.
At a given place where acceleration due to gravity is 10m/s210\,\text{m/s}^2, a sphere of lead of density d(kg/m3)d\,(\text{kg/m}^3) is gently released in a column of liquid of density ρ(kg/m3)\rho\,(\text{kg/m}^3). If d>ρd > \rho, the sphere will