jessie376 jessie376 18-05-2024 CBSE BOARD XII Answered In a pipe of diameter 350 mm and length 75 m water is flowing at a velocity of 2.8 m/sec. Find head lost due to friction by using :— (i) Darcy - Weisbach formula. (ii) Chezy's formula for which C = 55. Assume V = 0.012 stokes.