Match the following pairs ✓ Velocity profiles in a pipe for laminar flow ✓ Mean velocity in a pipe for laminar flow is equal to ✓ There is no precise expression

for velocity distribution in a pipe for ✓ Shear stress profile in a pipe for laminar flow linearly proportional to ✓ For pipe flow the shear stress is maximum QUESTION 9 A. is parabolic B. maximum velocity divided by 2 C. turbulent flow D. a pressure gradient E. at the pipe wall.