With a flow Q of 450 l/s of water, find the head loss and the division of flow in the pipes from A to B. Take v = 10-6 mys and ? 2· 0.1 mm for all pipes. (see Figure E.4.2) L= 1000 m D=35cm L= 600 m D-30 cm ? 600 m D=60cm 8 1200 m D=75 cm 1000 m D=40 cm

Aplate clutch has a single pair of mating friction surfaces 250-mm od by 175-mm id. the mean value of the coefficient of friction is 0.30, and the actuating force is 4 kn. a) find the maximum pressure and the torque capacity using the uniform-wear model. b) find the maximum pressure and the torque capacity using the uniform-pressure model.