Large reservoir supplies water for a community. a portion of the water supply system is shown. water is pumped from the reservoir to a large storage tank before being sent on to the water treatment facility. the system is designed to provide 1310 l/s of water at 20oc. from b to c the system consists of a square-edge entrance, 760 m of pipe, three gate valves, four 45oelbows, and two 90oelbows. the gauge pressure at c is 197 kpa. the system between f and g contains 760 m of pipe, two gate valves, and four 90oelbows. all pipe is 508 mm diameter, cast iron. calculate gauge pressure at section f.