Find the \(y\)-coordinate of the centre of mass of this solid.
The solid is now placed on a rough plane inclined at an angle \(\theta\) to the horizontal. It rests in equilibrium with its circular face in contact with the plane as shown in Fig. 4.
\begin{figure}[h]
\includegraphics[alt={},max width=\textwidth]{2a4afead-e772-4d86-bc8d-86ffa5bca507-4_511_568_616_831}
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\caption{Fig. 4}
\end{figure}