Physics

Problem

A metal sphere hangs from a spring balance. In air, the balance reads

50\,\text{N}

. When the sphere is fully immersed in a liquid of density

1200\,\text{kg/m}^{3}

, the balance reads

38\,\text{N}

. Determine the volume of the metal sphere. (Take

g = 10\,\text{m/s}^{2}

)