Q. The sink flow is flow in which fluid moves radially inwards towards a point where it disappears at a variable rate.

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Q. The pattern for streamlines and equipotential lines is different for source and sink flow.

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Q. In free vortex flow, the flow is linear in nature.

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Q. What is the nature of streamlines of free vortex flow?

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Q. For source flow, the radial velocity increases as we move radially outward.

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Q. When is air assumed to be incompressible?

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Q. When a uniform flow is flowing through a doublet, resultant flow obtained is

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Q. How many stagnation points are present in a source and sink pair in a uniform flow?

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Q. Which of the following is not a type of superimposed flow?

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Q. In the equation for steam function due to source steam function is inversely proportional to magnitude at discharge.

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Q. Streamlines of doublet flow are family of circles tangent to a common axis.

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Q. What is the characteristic of stagnation point?

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Q. Potential lines for the source-sink pair will be eccentric non intersecting circles with their centers on the axis.

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Q. What is the term used for a case where source and sink( both of them are of equal magnitude) approach each other such, distance between them reduces and product of distance and discharge magnitude remains constant.

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Q. What type of flow is obtained by superimposing two definite flow types? ( considering ideal condition)

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Q. The nature of streamlines in a flow net obtained by the combination of source and sink is

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Q. A beaker contains water up to a certain height as shown. If the water is allowed to get discharged through a small pipe (of a uniform diameter), what type of flow will it be in the pipe?

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Q. A beaker contains water up to a certain height as shown. If the water is allowed to get discharged through a small nozzle, what type of flow will it be in the pipe?

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Q. A beaker contains water up to a certain height as shown. If the water is allowed to get discharged through a small diffuser, what type of flow will it be in the pipe?

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Q. If three sets of streamlines A, B and C are considered across section 1-2, which set will represent accelerated flow from 1 to 2?

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