3. A man of mass 75 kg is standing in a lift. He is holding a parcel of mass 5 kg by means of a light inextensible string, as shown in Fig. 5. The tension in the string is 55 N .
\begin{figure}[h]
\includegraphics[alt={},max width=\textwidth]{fb36606d-0ee3-4050-af31-1642e5f67a03-08_479_497_296_849}
\captionsetup{labelformat=empty}
\caption{Fig. 5}
\end{figure}
- Find the upward acceleration.
- Find the reaction on the man of the lift floor.
\includegraphics[max width=\textwidth, alt={}, center]{fb36606d-0ee3-4050-af31-1642e5f67a03-09_2688_1886_118_118}