An average value of coefficient of velocity is

More Questions from Hydraulics and Fluid Mechanics

• The velocity of flow is same at all points in the cross-section of a channel.
• According to Chezy's formula, the discharge through an open channel is (where A = Area of flow, C = Chezy's constant, m = Hydraulic mean depth, and i = Uniform slope in bed)
• Surface tension force is the product of surface tension per unit length and cross-sectional area of flow.
• The coefficient of discharge for an external mouthpiece depends upon
• A vessel of 4 m3 contains an oil which weighs 30 kN. The specific weight of the oil is
• A flow in which each liquid particle has a definite path, and the paths of individual particles do not cross each other, is called
• In a footstep bearing, if the radius of the shaft is doubled, then the torque required to overcome the viscous resistance will be
• The velocity through a channel of circular section will be maximum when the depth of water is __________ the diameter of the circular channel.
• When a tube of smaller diameter is dipped in water, the water rises in the tube with an upward __________ surface.
• The density of a liquid in kg/m3 is numerically equal to its specific gravity.

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