(II) In a movie, Tarzan evades his captors by hiding under water for many minutes while breathing through a long, thin reed. Assuming the maximum pressure difference his lungs can manage and still breathe is - 85 mm Hg, calculate the deepest he could have been.
We have to determine the deepest level the Tarzan can go inside the water, using the given condition.
Step 1 of 2</p>
The pressure difference at any point inside the liquid of density , and the difference in column of height is given by the relation,