3. Calculate the head losses in a capillary viscometer of 0.5 mm diameter and 10 m length if the fluid is flowing at the rate of 880 mm3/s. The viscosity of the fluid is 1.74x10-3 N. s/m2 and density is 1000 kg/m3. Assume a smooth surface. Assume K=0.5 if any minor losses are present (6 points).

Aflywheel accelerates for 5 seconds at 2 rad/s2 from a speed of 20 rpm. determine the total number of revolutions of the flywheel during the period of its acceleration. a.5.65 b.8.43 c. 723 d.6.86

Air is compressed isentropically from an initial state of 300 k and 101 kpa to a final temperature of 1000 k. determine the final pressure using the following approaches: (a) approximate analysis (using properties at the average temperature) (b) exact analysis

Consider a spherical container of inner radius , outer radius r2, and thermal conductivity k. express the boundary condition on the inner surface of the container for steady one-dimensional conduction for the following cases: (a) specified temperature of 50°c, (b) specified heat flux of 30 w/m2 toward the center, (c) convection to a medium at t with a heat transfer coefficient of h