Q. The line joining the points to which the liquid rises in vertical piezometer tubes fitted at different cross-sections of a conduit, is known as

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Q. Practical fluids possess

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Q. The depth of the centre of pressure on a vertical rectangular gate (4 m wide, 3 m high) with water upto top surface, is

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Q. The differential equation dp/ρ + gdz + vdv = 0 for a fluid motion is suggested by

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Q. An open container filled with water is moved vertically downward with a uniform linear acceleration. The pressure at its bottom will be

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Q. For uniform flow in canals

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Q. If H is height of the liquid above the sill, the effect of end contractions, according to Francis formula, is

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Q. Pick up the correct statement from the following :

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Q. The pressure less than atmospheric , pressure, is known

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Q. A rise or fall of liquid in a glass tube of a very small diameter when dipped is

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Q. To measure very low pressure, we use

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Q. If v1 and v2 are the velocities of flow before and after sudden enlargement in a pipe, the head loss given by Carnot and Borda equation, is

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Q. Equation of continuity of fluids is applicable only if

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Q. The flow in open channel is said to be critical if the Froude number is :

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Q. An orifice is an opening in a vessel with

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Q. The imaginary line drawn such that the tangents at its all points indicate the direction of the velocity of the fluid particles at each point, is called

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Q. To avoid the tendency of separation of liquid flow, the most suitable ratio of the diameters of the throat and the pipe, is

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Q. The instrument used for measuring the velocity of flow, is known as

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Q. For a long pipe, the head loss

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Q. On a flow net diagram, the distance between two consecutive steam lines at two successive sections are 1 cm and 0.5 cm respectively. If the velocity at the first section is 1 m/sec, the velocity at the second is

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