Basics of civil engineering

                                                                          UNIT 2 Consider the following statements about the properties of flow nets : Flow lines are perpendicular to equipotential lines No two flow lines or equipotential lines start at same point No two flow lines cross each other Of these statement : 1,2 and 3 are correct 2 and 3 are correct 1 and 2 are correct 1 and 3 are correct A flow net drawn is obtained   seepage, coefficient of permeability and uplift pressure coefficient of permeability, uplift pressure and exit gradient exit gradient, uplift pressure and seepage quantity exit gradient, seepage and coefficient of permeability If the flow net of a coffer dam foundation had six number of flow channels and sixteen numbers of equipotential drops, with the head water lost during...