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... of air, water, and oil at 40°C are (Tables A- 15, A- 9, A- 13) Air: μ = 1.918×1 0-5 N-s/m2 Water: μ = 0.653×1 0-3 N-s/m2 Oil: 2500 rpm μ = 0.212 N-s/m2 12 m/s Analysis A shaft rotating in a bearing... W/m-K and μ = 0.05 N-s/m2 Analysis (a) Oil flow in journal bearing can be approximated as parallel flow between two large plates with one plate moving and the other stationary We take the x-axis...Chapter Fundamentals of Convection 6-8 Heat transfer coefficients at different air velocities are given during air cooling of potatoes The initial rate of heat transfer from a potato and the