An ideal fluid is frictionless and incompressible.

More Questions from Hydraulics and Fluid Mechanics

• The length AB of a pipe ABC in which the liquid is flowing has diameter (d1) and is suddenly enlarged to diameter (d2) at B which is constant for the length BC. The loss of head due to sudden enlargement is
• The discharge over a rectangular notch is (where b = Width of notch, and H = Height of liquid, above the sill of the notch)
• In an external mouthpiece, the absolute pressure head at vena contracta is __________ the atmospheric pressure head by an amount equal to 0.89 times the height of the liquid, above the vena contracta.
• According to equation of continuity,
• A weir is said to be broad crested weir, if the width of the crest of the weir is __________ half the height of water above the weir crest.
• When a tube of smaller diameter is dipped in water, the water rises in the tube due to viscosity of water.
• The pressure measured with the help of a piezometer tube is in
• The coefficient of viscosity may be determined by
• The total energy line lies over the hydraulic gradient line by an amount equal to the
• Euler's equation in the differential form for the motion of liquids is given by

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