1. Oil flows across a 1-cm inner diameter (D=2R) pipe at a rate of 2.25dm3/min, with a density of 800kg/m3, and a viscosity of 0.01Pa-s. Determine a) The average velocity of the fluid within the pipe. b) The velocity at the center of the pipe v=v0(1[Rr]2)Q=0R2rvdr Velocity profile Volume flow rate