Q.
A spherical cavity is made in a solid sphere of radius R as shown in figure. Gravitational field inside the cavity is
Solution:
$\overrightarrow{E}_{\left(in cavity\right)=\frac{4\pi G_p}{3}\overline{C_{2}C_{1}}}$
$\Rightarrow \, Uniform \,vector\,(\rho \rightarrow volumetric\, mass \,density)$
