Fluid Mechanics Test Questions

Q.  The flow in which the velocity vector is identical in magnitude and direction at every point, for any given instant, is known as________________?

a. one dimensional flow
b. uniform flow
c. steady flow
d. turbulent flow
e. streamline flow


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MCQs:  Hydrometer is used to determine____________________?
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MCQs:  Uniform flow occurs when_____________________?
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MCQs:  The upper surface of a weir over which water flows is known is_____________________?
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MCQs:  The region between the separation streamline and the boundary surface of the solid body is known as__________________?
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MCQs:  In a free vortex motion, the radial component of velocity everywhere is________________?
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MCQs:  A piece of wood having weight 5 kg floats in water with 60% of its volume under the liquid. The specific gravity of wood is _________________?
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MCQs:  Two dimensional flow occurs when________________?
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MCQs:  The flow in which the particles of a fluid attain such velocities that vary from point to point in magnitude and direction as well as from instant to instant, is known as__________________?
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MCQs:  The flow in which conditions do not change with time at any point, is known as_________________?
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MCQs:  The flow which neglects changes in a transverse direction is known as_________________?
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MCQs:  During the opening of a valve in a pipe line, the flow is_________________?
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MCQs:  In the case of steady flow of a fluid, the acceleration of any fluid particle is________________?
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MCQs:  Rotameter is a device used to measure______________?
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MCQs:  Total pressure on a lmxlm gate immersed vertically at a depth of 2 m below the free water surface will be_______________?
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MCQs:  Gradually varied flow is__________________?
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MCQs:  True one-dimensional flow occurs when_________________?
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MCQs:  In an immersed body, centre of pressure is __________________?
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MCQs:  The pressure in the air space above an oil (sp. gr. 0.8) surface in a tank is 0.1 kg/cm”. The pressure at 2.5 m below the oil surface will be __________________?
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MCQs:  The centre of gravity of the volume of the liquid displaced by an immersed body is called ___________________?
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MCQs:  Center of pressure on an inclined plane is___________________?
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