Water flows in a vertical pipe of \(0.15-\mathrm{m}\) diameter at a rate of \(0.2 \mathrm{~m}^{3} / \mathrm{s}\) and a pressure of \(200 \mathrm{kPa}\) at an elevation of \(25 \mathrm{~m}\). Determine the velocity head and pressure head at elevations of 20 and \(55 \mathrm{~m}\).