Q. The upper surface of the weir over which water flows, is known as

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Q. The ratio of the inertia and viscous forces acting in any flow, ignoring other forces, is called

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Q. Hydraulic radius is equal to

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Q. The discharg formula Q = Cd √2gH x A is used for rectangular

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Q. The acceleration f required to accelerate a rectangular tank containing water horizontally so that the slope of its free surface is 45°, is

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Q. For solving network problems of pipes, necessary condition is

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Q. In a fluid flow a particle may posses

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Q. In two dimensional flow the components of velocity are given by u = ax; v = by. The stream lines will be

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Q. For a most economical rectangular channel, the hydraulic mean depth, is equal to

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Q. In a venturimeter, the divergent cone is kept

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Q. Specific weight of sea water is more than that of pure water because of

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Q. Total pressure on the top of a closed cylindrical vessesl completely filled with liquid, is directly proportional to

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Q. Energy equation is usually applicable to

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Q. Orifice-meter is used to measure

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Q. Pick up the correct statement from the following :

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Q. The ratio of inertia force of a flowing fluid and the viscous force of the liquid is called :

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Q. Water belongs to

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