The hydraulic gradient line may be above or below the centre line of the pipe.

Related MCQs

• The hydraulic gradient line lies over the centre line of the pipe by an amount equal to the
• The hydraulic gradient line is always parallel to the centre line of the pipe.
• According to Darcy's formula, the loss of head due to friction in the pipe is (where f = Darcy's coefficient, l = Length of pipe, v = Velocity of liquid in pipe, and d = Diameter of pipe)
• The total energy line lies over the hydraulic gradient line by an amount equal to the
• To avoid vaporisation in the pipe line, the pipe line over the ridge is laid such that it is not more than
• The total energy line lies over the centre line of the pipe by an amount equal to
• At the center line of a pipe flowing under pressure where the velocity gradient is zero, the shear stress will be
• The most economical section of a rectangular channel is one which has hydraulic mean depth or hydraulic radius equal to
• The most economical section of a rectangular channel is one which has hydraulic mean depth or hydraulic radius equal to
• The hydraulic mean depth or the hydraulic radius is the ratio of