... diploma in pure or applied science where fluid mechanics is part of the course. PRICE NET f 1.50 IN U.K. ONLY ISBN 0 04 51 9015 1 fluid mechanics J. WILLIAMS Figure I. l l -Elevation ... constant contains the same fluid particles, which leads to the fact that any vortex line also contains the same fluid particles as it moves throughout the fluid. Problem 1.11 An open-topped ... value of q put 28 = a. Since 49 Problem Solvers Edited by L. Marder Senior Lecturer in Mathematics, University of Southampton No. 15 Fluid Mechanics (d/da) {sin d(l+ k4 - 2k2...