Fluid Mechanics seventh edition by Frank M. White · Problem P6.24
Viscous Flow in Ducts — Frank M. White
Physics — Fluid Mechanics · laminar-pipe-flow
Problem
Two tanks of water at 20°C are connected by a capillary tube 4 mm in diameter and 3.5 m long. The surface of tank 1 is 30 cm higher than the surface of tank 2. (a) Estimate the flow rate in m3/h. Is the flow laminar? (b) For what tube diameter will Red be 500?