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A. Higher critical velocity
B. Lower critical velocity
C. Sub-sonic velocity
D. Super-sonic velocity
A. Ratio
B. Product
C. SUM
D. Different
A. The length of divergent portion in a venturimeter is equal to the convergent portion.
B. A flow whose streamline is represented by a curve, is called two dimensional flow.
C. A pitot tube is used to measure the velocity of flow at the required point in a pipe.
D. The total energy of a liquid particle is the sum of potential energy, kinetic energy and pressure energy.
A. 9.28 kN
B. 28.9 kN
C. 2.89 kN
D. 8.29 kN
A. Total energy per unit discharge
B. Total energy measured with respect to the datum passing through the bottom of the channel
C. Kinetic energy plotted above the free surface of water
D. Total energy measured above the horizontal datum
A. Two-third of the total supply head
B. One-half of the total supply head
C. One-third of the total supply head
D. One-fourth of the total supply head
A. Loss of head and velocity of flow in both the pipes is same
B. Length of both the pipes is same
C. Loss of head and discharge of both the pipes is same
D. Diameter of both the pipes is same
A. Specific gravity
B. None of these
C. Mass density
D. Specific weight
A. Uniform flow
B. Vortex flow
C. Steady flow
D. Turbulent flow
A. Velocity head
B. Pressure head + velocity head
C. Pressure head
D. Pressure head - velocity head
A. 2%
B. 1%
C. 1.5%
D. 2.5%
A. In a compressible flow, the volume of the flowing liquid changes during the flow.
B. When the particles rotate about their own axes while flowing, the flow is said to be rotational flow.
C. All of these
D. A flow in which the volume of the flowing liquid does not change, is called incompressible flow.
A. The fluid is non - viscous, homogeneous and incompressible
B. All of these
C. The velocity of flow is uniform over the section
D. The flow is continuous, steady and along the stream line
A. Uniform flow
B. Steady flow
C. Forced vortex
D. Free vortex
A. One-fourth
B. One-half
C. One-third
D. Equal to
A. Takes place in curve
B. Takes place in straight line
C. Takes place in one direction
D. Is steady and uniform
A. Any direction and in any location
B. Inclined line with flow downwards
C. Horizontal line
D. Inclined line with flow upwards
A. Higher critical velocity
B. Lower critical velocity
C. Super-sonic velocity
D. Sub-sonic velocity
A. Atomospheric pressure
B. Low pressure
C. Moderate pressure
D. High pressure
A. Eight times
B. Four times
C. Sixteen times
D. Double