At which point, A, B, C or D will the water flow fastest? Share with your friends Share 0 Vara answered this * The velocity of water flow is inversely proportional to the cross-sectional area.* As the cross-section of the pipe is narrow at the point C, it has least cross-sectional area at this point, which results fastest water flow.Ans: Point "C" 3 View Full Answer Abhishek Bhartee answered this At C because it is narrow. 1