A stationary curved vane deflects a 50 mm diameter jet of water through 150°. Because of friction over the surface, the water leaving the vane has only 80% of its original velocity. Calculate the...

A stationary curved vane deflects a 50 mm diameter jet of water through 150°. Because of friction over the surface, the water leaving the vane has only 80% of its original velocity. Calculate the volume flow rate necessary to produce a fluid-dynamic force of 2000 N on the vane