A metal sphere of mass and radius is fully submerged in oil of density on Earth ( )

PHYSICS · Single correct · CBSE · Physics · Gravitation · Gravitation

Problem

A metal sphere of mass

2.5\,\text{kg}

and radius

6.0\,\text{cm}

is fully submerged in oil of density

8.5 \times 10^{2}\,\text{kg}\,\text{m}^{-3}

on Earth (

g = 9.8\,\text{m}\,\text{s}^{-2}

). Which is closest to the magnitude of the buoyant force on the sphere? (a)

8.9\,\text{N}

(b)

0.77\,\text{N}

(c)

7.5\,\text{N}

(d)

24\,\text{N}