The quantity of a liquid flowing per second through a section of a pipe or a channel is called discharge and is measured in cumecs (m3/s).

Related MCQs

• If an incompressible liquid is continuously flowing through a pipe, the quantity of liquid passing per second is different at different sections.
• 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)
• A flow in which the quantity of liquid flowing per second is constant, is called __________ flow.
• A flow in which the quantity of liquid flowing per second is not constant, is called
• A flow in which the quantity of liquid flowing per second is constant, is called
• When a liquid is flowing through a pipe, the velocity of the liquid is
• The discharge through a large rectangular orifice is given by (where H1 = Height of the liquid above the top of the orifice, H2 = Height of the liquid above the bottom of the orifice, b = Breadth of the orifice, and Cd = Coefficient of discharge)
• The discharge through a channel of circular section will be maximum when the depth of water is __________ the diameter of the circular channel.
• The coefficient of discharge is the ratio of theoretical discharge to the actual discharge through an orifice.
• The velocity of liquid flowing through an orifice varies with the available head of the liquid.