Q. In a sharp-crested weir, the thickness of the weir is kept less than half of the height of water above the crest of the weir.

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Q. The most efficient section of a channel is

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Q. According to Bernoulli's equation

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Q. The ratio of the inertia force to the elastic force is called

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Q. An opening in the side of a tank or vessel such that the liquid surface with the tank is below the top edge of the opening, is called

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Q. The total pressure on the top of a closed cylindrical vessel of radius (r) completely filled up with liquid of specific weight (w) and rotating at (ω) rad/s about its vertical axis, is

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Q. The theoretical velocity of jet at vena contracta is (where H = Head of water at vena contracta)

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Q. According to Newton's law of viscosity, the shear stress on a layer of a fluid is __________ to the rate of shear strain.

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Q. The force per unit length is the unit of

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Q. The shear stress-strain graph for a non-newtonian fluid is a curve.

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Q. The intensity of pressure at any point, in a liquid, is __________ to the depth of liquid from the surface.

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Q. The coefficient of venturifiume, generally, lies between

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Q. Venturimeter is used to

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Q. A flow is called super-sonic if the

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Q. The force present in a moving liquid is

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Q. The velocity of the liquid flowing through the divergent portion of a venturimeter

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Q. In a broad-crested weir, the discharge is maximum if the head of water on the downstream side of weir is __________ the head of water on the upstream side of weir.

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Q. Bernoulli's equation is applied to

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Q. A fluid having no viscosity is known as

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Q. In the manufacturing of lead shots, the property of surface tension is utilised.

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