• Apr 25, 2026 idelchik hydraulic resistance V² / 2). Sum the pressure drops for all components to find total system resistance. Example Suppose a pipe system with a flow of 0.05 m³/s, diameter 0.1 m, and fluid density 1000 kg/m³. The flow is turbulent, and from Idelchik's data, a By Tasha Ledner
