Velocity head is given by

Related MCQs

• The total-energy-line in pipe flow is a graphical representation of the Bernoulli’s equation and represents the sum of velocity head, pressure head and the elevation head above:
• In turbulent flow the velocity distribution is a function of the distance y measured from the boundary surface and shear friction velocity uf, and follows a
• For a flow between two stationary parallel plates the velocity distribution is parabolic. In this case the mean velocity is equal to
• The distance from pipe boundary, at which the point velocity is equal to average velocity in case of turbulent flow (when R is the radius of the pipe), is
• The ratio of average velocity to mzximum velocity for steady laminar flow in circular pipes is
• The velocity in a 2 cm-diameter pipe is 20 m/s. If the pipe enlarges to 5 cm diameter velocity, in m/s, will be
• In open channels, under critical flow conditions, the velocity head is equal to
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• In a centrifugal pump the sum of suction head and delivery head is known as
• A hydro-electric plant is usually temed as high head plant when the head is